NumberingData
Verified Nov 1, 2026 · Source: NANPA CO Code Assignment Records

Area code 805 prefixes

786 of the 786 possible NXX blocks are assigned in area code 805 (100.0% of capacity), spread across 41 rate centers and 43 holders. The largest holders are FRONTIER CALIFORNIA INC. (140 blocks, 17.8%), PACIFIC BELL (115 blocks, 14.6%), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA (100 blocks, 12.7%). Grouped by brand, AT&T accounts for 229 blocks; brand-attributable holders cover 95% of the code, and the rest are CLECs, VoIP wholesalers and regional carriers that trade under their own names. The assignment records here run from 2001-01-26 to 2024-05-31, with 36 blocks handed out in 2001 alone. 540 blocks (69%) are in thousands-block pooling, meaning the block is shared between carriers in 1,000-number lots rather than held whole – which is why a single NXX can serve several carriers at once. 102 were growth assignments – additional blocks to a carrier that had already filled its earlier ones.

786 assigned blocks of 786
41 rate centers
43 holders of record
69% in thousands-block pooling

Largest holders in 805

Holder of record, as NANPA names itBrandBlocksShare
FRONTIER CALIFORNIA INC. Frontier 140 17.8%
PACIFIC BELL AT&T 115 14.6%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA Verizon 100 12.7%
NEW CINGULAR WIRELESS PCS, LLC AT&T 84 10.7%
T-MOBILE USA, INC. T-Mobile 54 6.9%
ONVOY, LLC - CA Onvoy 34 4.3%
BANDWIDTH.COM CLEC, LLC - CA Bandwidth 32 4.1%
LEVEL 3 TELECOM OF CALIFORNIA, LP - CA Lumen 29 3.7%
LEVEL 3 COMMUNICATIONS, LLC - CA Lumen 27 3.4%
U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS TPx 25 3.2%
PEERLESS NETWORK OF CALIFORNIA, LLC - CA Peerless 13 1.7%
PACIFIC BELL (COMPETITIVE) AT&T 12 1.5%

Names are printed as they appear in the assignment records, which is the legal entity rather than the brand. Holding a block is not the same as serving the numbers in it: portability moves numbers between carriers and pooling splits a block between several.

Rate centers with their own page

Rate centers where at least three blocks are assigned, excluding the numbered metro zone codes. The remainder are in the full table below.

All 786 assigned blocks

One row per NXX. “Pooled” means carriers draw 1,000-number lots from the block rather than holding all 10,000, so a pooled prefix can belong to several carriers at once. “Not in service” means assigned but not yet open for calls – a caller ID from one of those is necessarily spoofed. The holder column gives the brand where the legal entity maps to one; the full legal names are in the holders table above, exactly as NANPA records them.

PrefixHolder of recordRate centerAssignedPooledIn service
805-200 T-Mobile OXNARD – yes yes
805-201 Lumen OXNARD – yes yes
805-202 AT&T ARROYOGRND – yes yes
805-203 Bandwidth CAMBRIA – yes yes
805-204 AT&T OXNARD – yes yes
805-205 T-Mobile OXNARD – yes yes
805-206 Verizon SIMIVALLEY 2010-02-09 yes yes
805-207 T-Mobile VNTRA CNTL – yes yes
805-208 Verizon THOUSAOAKS – – yes
805-209 Onvoy MOORPARK 2016-01-05 yes yes
805-210 TPx SIMIVALLEY 2006-11-27 yes yes
805-212 Lumen VNTRA EAST 2001-12-28 yes yes
805-213 American Messaging PASOROBLES – – yes
805-214 AT&T NEWBURYPRK – yes yes
805-215 Telnyx SNLUSOBSPO – yes yes
805-216 AT&T OXNARD – – yes
805-217 Verizon THOUSAOAKS – – yes
805-218 AT&T VNTRA EAST – – yes
805-219 Charter GUADALUPE 2007-03-30 yes yes
805-220 Verizon CARPINTRIA – yes yes
805-221 Onvoy PASOROBLES – yes yes
805-222 TPx MOORPARK – yes yes
805-223 AT&T VNTRA CNTL – yes yes
805-224 AT&T NEWBURYPRK 2023-08-03 yes yes
805-225 AT&T MORRO BAY – yes yes
805-226 AT&T PASOROBLES – yes yes
805-227 AT&T PASOROBLES – yes yes
805-228 Frontier OXNARD – yes yes
805-229 Frontier SANTAPAULA – yes yes
805-230 Frontier THOUSAOAKS – – yes
805-231 Verizon THOUSAOAKS – – yes
805-232 TPx VNTRA CNTL – yes yes
805-233 Verizon CAMARILLO – yes yes
805-234 AT&T SNLUSOBSPO – yes yes
805-235 AT&T SNLUSOBSPO – – yes
805-236 T-Mobile OXNARD – yes yes
805-237 AT&T PASOROBLES – yes yes
805-238 AT&T PASOROBLES – – yes
805-239 AT&T PASOROBLES – – yes
805-240 Frontier OXNARD – yes yes
805-241 Frontier CONEJO – – yes
805-242 AT&T SNLUSOBSPO 2007-06-20 yes yes
805-243 Bandwidth SATICOY – yes yes
805-244 Lumen CONEJO – yes yes
805-245 Verizon SANTA YNEZ – yes yes
805-246 Frontier POINT MUGU – yes yes
805-247 Frontier OXNARD – – yes
805-248 T-Mobile OXNARD 2007-06-22 yes yes
805-249 Lumen GUADALUPE – yes yes
805-250 Onvoy SNLUSOBSPO – yes yes
805-251 Peerless SIMIVALLEY 2012-04-13 yes yes
805-252 AT&T SANBARBARA – – yes
805-253 Charter OXNARD 2007-11-19 yes yes
805-254 Lumen MORRO BAY – yes yes
805-255 UTILITY TELECOM GROUP, LLC - CA SANBARBARA – yes yes
805-256 AT&T VNTRA EAST – yes yes
805-257 Onvoy PASOROBLES 2016-02-04 yes yes
805-258 T-Mobile VNTRA CNTL – yes yes
805-259 T-Mobile SANBARBARA – yes yes
805-260 Verizon SANTAMARIA 2002-09-20 yes yes
805-261 Charter SIMIVALLEY 2016-03-21 yes yes
805-262 Frontier NEWBURYPRK – yes yes
805-263 T-Mobile OXNARD 2007-11-09 yes yes
805-264 AT&T SANTAMARIA – yes yes
805-265 Bandwidth FILLMORE – yes yes
805-266 Verizon SANTAMARIA 2007-08-17 yes yes
805-267 Windstream THOUSAOAKS – yes yes
805-268 T-Mobile SANTAMARIA 2002-01-28 yes yes
805-269 TPx SNLUSOBSPO – yes yes
805-270 TPx ARROYOGRND 2001-01-26 yes yes
805-271 Frontier POINT MUGU – yes yes
805-272 Onvoy OJAI – yes yes
805-273 Lumen NEWBURYPRK – yes yes
805-274 NORTH COUNTY COMMUNICATION CORPORATION - CA VNTRA CNTL – – yes
805-275 Lumen VNTRA CNTL 2001-11-29 yes yes
805-276 Verizon OXNARD 2001-12-28 – yes
805-277 Lumen THOUSAOAKS – yes yes
805-278 Frontier EL RIO – – yes
805-279 Verizon THOUSAOAKS – – yes
805-280 Frontier SANBARBARA – yes yes
805-281 UTILITY TELECOM GROUP, LLC - CA SATICOY – yes yes
805-282 UTILITY TELECOM GROUP, LLC - CA NEWBURYPRK – yes yes
805-283 Bandwidth POINT MUGU – yes yes
805-284 T-Mobile SANBARBARA 2001-04-23 yes yes
805-285 Charter SIMIVALLEY 2008-02-15 yes yes
805-286 AT&T PASOROBLES 2004-03-11 yes yes
805-287 Frontier SANTAMARIA 2008-01-25 yes yes
805-288 Onvoy EL RIO – yes yes
805-289 AT&T VNTRA EAST – – yes
805-290 Lumen VNTRA EAST 2001-11-29 yes yes
805-291 AT&T LOMPOC – yes yes
805-292 Bandwidth MOORPARK – yes yes
805-293 Verizon SATICOY – yes yes
805-294 T-Mobile LOMPOC 2002-01-28 yes yes
805-295 T-Mobile PISMOBEACH 2002-02-21 yes yes
805-296 T-Mobile PASOROBLES 2002-02-21 yes yes
805-297 Verizon SIMIVALLEY – yes yes
805-298 T-Mobile MOORPARK 2002-02-21 yes yes
805-299 Windstream MOORPARK – yes yes
805-300 T-Mobile THOUSAOAKS 2001-12-28 yes yes
805-301 TPx SOMIS 2008-09-11 yes yes
805-302 T-Mobile OXNARD 2002-01-28 – yes
805-303 AT&T SATICOY 2010-02-19 yes yes
805-304 T-Mobile SIMIVALLEY 2002-01-28 yes yes
805-305 AT&T SNLUSOBSPO 2002-01-28 yes yes
805-306 AT&T SIMIVALLEY – – yes
805-307 Bandwidth EL RIO 2015-09-22 yes yes
805-308 YMAX COMMUNICATIONS CORP. - CA SANBARBARA 2008-12-16 yes yes
805-309 Peerless THOUSAOAKS 2009-01-05 yes yes
805-310 T-Mobile SANTAMARIA 2002-02-22 yes yes
805-312 AT&T CAMARILLO – yes yes
805-313 Comcast THOUSAOAKS – – yes
805-314 YMAX COMMUNICATIONS CORP. - CA SANTAMARIA 2009-03-04 yes yes
805-315 T-Mobile LOMPOC 2002-02-22 yes yes
805-316 Bandwidth SNLUSOBSPO 2009-04-28 yes yes
805-317 Onvoy SANTAPAULA – yes yes
805-318 AT&T CARPINTRIA 2009-05-08 yes yes
805-319 Verizon SANBARBARA 2009-05-20 yes yes
805-320 AT&T VNTRA EAST – – yes
805-321 TPx SANMARGART 2009-08-18 yes yes
805-322 Lumen CAMARILLO – yes yes
805-323 Bandwidth SATICOY – yes yes
805-324 T-Mobile SANBARBARA 2009-10-21 yes yes
805-325 T-Mobile SANTA YNEZ 2002-03-22 yes yes
805-326 Lumen PASOROBLES 2009-10-22 yes yes
805-327 Peerless SIMIVALLEY 2012-04-13 yes yes
805-328 Bandwidth SIMIVALLEY 2010-02-22 yes yes
805-329 T-Mobile SNLUSOBSPO – yes yes
805-330 Verizon OXNARD 2010-07-07 yes yes
805-331 T-Mobile SANBARBARA – yes yes
805-332 Frontier SANTAMARIA 2011-03-17 yes yes
805-333 Lumen PASOROBLES – yes yes
805-334 Bandwidth MOORPARK – yes yes
805-335 Frontier SANBARBARA 2011-04-04 yes yes
805-336 T-Mobile OXNARD 2007-03-20 yes yes
805-337 SHELCOMM CAMARILLO 2004-08-12 – yes
805-338 AT&T THOUSAOAKS 2001-04-18 – yes
805-339 AT&T VNTRA EAST – – yes
805-340 AT&T VNTRA EAST – – yes
805-341 AT&T THOUSAOAKS 2001-04-18 – yes
805-342 AT&T OXNARD 2016-03-21 yes yes
805-343 Frontier GUADALUPE – yes yes
805-344 Frontier LOS ALAMOS – yes yes
805-345 Frontier SANTAMARIA – yes yes
805-346 Frontier SANTAMARIA – – yes
805-347 Frontier SANTAMARIA – – yes
805-348 Frontier SANTAMARIA – yes yes
805-349 Frontier SANTAMARIA – – yes
805-350 AT&T SANTA YNEZ – yes yes
805-351 Frontier EL RIO – yes yes
805-352 Frontier SANTAMARIA – – yes
805-353 American Messaging THOUSAOAKS – – yes
805-354 AT&T SANTAMARIA – yes yes
805-355 AT&T PASOROBLES – – yes
805-356 AT&T GUADALUPE – yes yes
805-357 Lumen SANTAMARIA – yes yes
805-358 AT&T THOUSAOAKS 2001-04-18 – yes
805-359 Spok VNTRA EAST – – yes
805-360 WIDE VOICE, LLC - CA LOS ALAMOS 2010-01-22 yes yes
805-361 Lumen SANTAMARIA – yes yes
805-362 Onvoy SIMIVALLEY 2023-10-02 yes yes
805-363 Verizon SANTAMARIA 2010-02-11 yes yes
805-364 Peerless SANBARBARA 2011-05-03 yes yes
805-365 Onvoy SANMARGART – yes yes
805-366 T-Mobile OXNARD 2012-01-12 yes yes
805-367 AT&T THOUSAOAKS – yes yes
805-368 Verizon THOUSAOAKS – – yes
805-369 TPx PASOROBLES 2001-05-18 yes yes
805-370 Frontier THOUSAOAKS – – yes
805-371 Frontier THOUSAOAKS – – yes
805-372 Frontier THOUSAOAKS – yes yes
805-373 Frontier THOUSAOAKS – – yes
805-374 Frontier THOUSAOAKS – – yes
805-375 Frontier NEWBURYPRK – – yes
805-376 Frontier NEWBURYPRK – – yes
805-377 AT&T CAMARILLO – – yes
805-378 AT&T MOORPARK – – yes
805-379 Frontier THOUSAOAKS – – yes
805-380 AT&T CONEJO – yes yes
805-381 Frontier THOUSAOAKS – yes yes
805-382 Frontier OXNARD – – yes
805-383 Frontier CAMARILLO – – yes
805-384 Frontier CAMARILLO – – yes
805-385 Frontier OXNARD – – yes
805-386 Frontier SOMIS – yes yes
805-387 Verizon SIMIVALLEY 2013-07-01 yes yes
805-388 Frontier CAMARILLO – – yes
805-389 Frontier CAMARILLO – – yes
805-390 Verizon THOUSAOAKS – – yes
805-391 T-Mobile ATASCADERO – yes yes
805-392 Onvoy SANTAPAULA – yes yes
805-393 Verizon OXNARD 2015-06-17 yes yes
805-394 Lumen OXNARD 2012-11-05 yes yes
805-395 AT&T CAMBRIA – yes yes
805-396 AT&T OXNARD 2015-07-02 yes yes
805-397 T-Mobile OXNARD 2015-09-22 yes yes
805-398 Onvoy PIRU – yes yes
805-399 WIDE VOICE, LLC - CA SAN MIGUEL 2011-08-30 yes yes
805-400 Verizon PASOROBLES – yes yes
805-401 Peerless OXNARD 2016-09-20 yes yes
805-402 AT&T CAMARILLO – – yes
805-403 AT&T SANBARBARA – – yes
805-404 AT&T SIMIVALLEY – – yes
805-405 AT&T THOUSAOAKS – – yes
805-406 T-Mobile SANTAMARIA 2001-07-17 yes yes
805-407 AT&T OXNARD – – yes
805-408 33 WIRELESS INC. VNTRA CNTL – – yes
805-409 T-Mobile THOUSAOAKS 2001-04-19 yes yes
805-410 AT&T NEWBURYPRK 2001-04-19 yes yes
805-412 AT&T CAMARILLO 2023-12-27 yes yes
805-413 TPx THOUSAOAKS – yes yes
805-414 Verizon OXNARD 2015-09-22 yes yes
805-415 AT&T OXNARD – – yes
805-416 Lumen SIMIVALLEY – yes yes
805-417 Verizon OXNARD 2015-12-17 yes yes
805-418 AT&T THOUSAOAKS – yes yes
805-419 AT&T CAMARILLO – yes yes
805-420 Charter SANTAPAULA 2012-11-02 yes yes
805-421 Lumen SANTAPAULA – yes yes
805-422 T-Mobile SIMIVALLEY 2014-05-28 yes yes
805-423 Verizon PASOROBLES 2001-09-21 yes yes
805-424 T-Mobile SIMIVALLEY 2018-01-18 yes yes
805-425 Verizon OXNARD 2015-06-17 yes yes
805-426 AT&T SIMIVALLEY – yes yes
805-427 AT&T CAMARILLO – yes yes
805-428 AT&T SIMIVALLEY 2001-06-26 – yes
805-429 Onvoy POINT MUGU 2016-05-11 yes yes
805-430 Peerless LOMPOC – yes yes
805-431 T-Mobile SNLUSOBSPO – yes yes
805-432 T-Mobile THOUSAOAKS – yes yes
805-433 Verizon SIMIVALLEY 2001-03-01 yes yes
805-434 AT&T PASOROBLES – yes yes
805-435 UTILITY TELECOM GROUP, LLC - CA THOUSAOAKS – – yes
805-436 Lumen OXNARD – yes yes
805-437 AT&T CAMARILLO – yes yes
805-438 AT&T SANMARGART – yes yes
805-439 Charter SNLUSOBSPO 2007-03-30 yes yes
805-440 Verizon SNLUSOBSPO – – yes
805-441 Verizon SNLUSOBSPO – – yes
805-442 Spok THOUSAOAKS – – yes
805-443 AT&T CAMARILLO – – yes
805-444 AT&T CAMARILLO – – yes
805-445 Frontier CAMARILLO – – yes
805-446 Frontier THOUSAOAKS – – yes
805-447 Onvoy NEWBURYPRK – – yes
805-448 Verizon SANBARBARA – – yes
805-449 Frontier THOUSAOAKS – – yes
805-450 Verizon SANBARBARA – – yes
805-451 Verizon SANBARBARA – – yes
805-452 AT&T SANBARBARA – – yes
805-453 AT&T SANBARBARA – – yes
805-454 Onvoy NEWBURYPRK – yes yes
805-455 AT&T SANBARBARA – – yes
805-456 Onvoy SANBARBARA – yes yes
805-457 MATRIX TELECOM, LLC. S/I/I TNCI - CA SNLUSOBSPO – yes yes
805-458 Verizon SNLUSOBSPO – yes yes
805-459 Verizon SNLUSOBSPO – – yes
805-460 AT&T ATASCADERO – yes yes
805-461 AT&T ATASCADERO – yes yes
805-462 AT&T ATASCADERO – yes yes
805-463 Frontier PARKFIELD – yes yes
805-464 AT&T ATASCADERO – yes yes
805-465 AT&T CAMARILLO 2001-11-29 yes yes
805-466 AT&T ATASCADERO – – yes
805-467 Frontier SAN MIGUEL – yes yes
805-468 AT&T ATASCADERO – yes yes
805-469 AT&T CAMARILLO – – yes
805-470 Lumen ATASCADERO – yes yes
805-471 AT&T SNLUSOBSPO – – yes
805-472 AT&T BRADLEY – yes yes
805-473 AT&T ARROYOGRND – – yes
805-474 AT&T ARROYOGRND – – yes
805-475 AT&T CARRISA PL – yes yes
805-476 MATRIX TELECOM, LLC. S/I/I TNCI - CA SNLUSOBSPO – yes yes
805-477 AT&T VNTRA EAST – yes yes
805-478 Verizon SANTAMARIA 2001-05-18 – yes
805-479 AT&T CAMARILLO – – yes
805-480 Frontier NEWBURYPRK – – yes
805-481 AT&T ARROYOGRND – – yes
805-482 Frontier CAMARILLO – – yes
805-483 Frontier OXNARD – – yes
805-484 Frontier CAMARILLO – – yes
805-485 Frontier EL RIO – – yes
805-486 Frontier OXNARD – – yes
805-487 Frontier OXNARD – – yes
805-488 Frontier POINT MUGU – – yes
805-489 AT&T ARROYOGRND – – yes
805-490 AT&T NEWBURYPRK 2001-04-19 – yes
805-491 Frontier CONEJO – yes yes
805-492 Frontier CONEJO – – yes
805-493 Frontier CONEJO – – yes
805-494 Frontier THOUSAOAKS – yes yes
805-495 Frontier THOUSAOAKS – – yes
805-496 Frontier THOUSAOAKS – – yes
805-497 Frontier THOUSAOAKS – – yes
805-498 Frontier NEWBURYPRK – – yes
805-499 Frontier NEWBURYPRK – – yes
805-500 TPx OAKVIEW – yes yes
805-501 AT&T SIMIVALLEY – – yes
805-502 Verizon NEWBURYPRK 2024-01-29 yes yes
805-503 Verizon SNLUSOBSPO 2009-05-21 yes yes
805-504 Lumen CAMARILLO – yes yes
805-505 COMMIO, LLC SNLUSOBSPO 2017-03-24 yes yes
805-506 T-Mobile THOUSAOAKS – yes yes
805-507 Onvoy VNTRA CNTL 2016-02-22 yes yes
805-508 Verizon BKFD MAIN – yes yes
805-509 AT&T OXNARD – yes yes
805-510 Onvoy CARRISA PL – yes yes
805-512 AT&T OXNARD – yes yes
805-513 Peerless OXNARD 2015-09-25 yes yes
805-514 Bandwidth FILLMORE 2016-06-17 yes yes
805-515 TPx VNTRA CNTL 2018-02-16 yes yes
805-516 Lumen FILLMORE – yes yes
805-517 AT&T MOORPARK – yes yes
805-518 AT&T MOORPARK – yes yes
805-519 T-Mobile ARROYOGRND 2018-03-22 yes yes
805-520 AT&T SIMIVALLEY – – yes
805-521 AT&T PIRU – yes yes
805-522 AT&T SIMIVALLEY – – yes
805-523 AT&T MOORPARK – – yes
805-524 AT&T FILLMORE – – yes
805-525 Frontier SANTAPAULA – – yes
805-526 AT&T SIMIVALLEY – – yes
805-527 AT&T SIMIVALLEY – – yes
805-528 AT&T SNLUSOBSPO – – yes
805-529 AT&T MOORPARK – – yes
805-530 AT&T MOORPARK – yes yes
805-531 AT&T MOORPARK – yes yes
805-532 AT&T MOORPARK – yes yes
805-533 AT&T CAMARILLO 2024-02-20 yes yes
805-534 AT&T SNLUSOBSPO – yes yes
805-535 Lumen VNTRA EAST – yes yes
805-536 Verizon PASOROBLES 2014-09-15 yes yes
805-537 Peerless SIMIVALLEY 2012-04-13 yes yes
805-538 TPx ATASCADERO 2006-12-07 yes yes
805-539 T-Mobile ATASCADERO – yes yes
805-540 UTILITY TELECOM GROUP, LLC - CA SNLUSOBSPO 2005-02-09 yes yes
805-541 AT&T SNLUSOBSPO – – yes
805-542 AT&T SNLUSOBSPO – yes yes
805-543 AT&T SNLUSOBSPO – – yes
805-544 AT&T SNLUSOBSPO – – yes
805-545 AT&T SNLUSOBSPO – – yes
805-546 AT&T SNLUSOBSPO – – yes
805-547 AT&T SNLUSOBSPO – yes yes
805-548 NORCAST COMMUNICATIONS CORPORATION - CA SNLUSOBSPO 2002-08-22 yes yes
805-549 AT&T SNLUSOBSPO – yes yes
805-550 Verizon SNLUSOBSPO – – yes
805-551 Verizon THOUSAOAKS – – yes
805-552 AT&T MOORPARK – yes yes
805-553 AT&T MOORPARK – yes yes
805-554 T-Mobile SANTAMARIA 2016-08-12 yes yes
805-556 AT&T PISMOBEACH – yes yes
805-557 Frontier THOUSAOAKS – yes yes
805-558 Verizon THOUSAOAKS – – yes
805-559 AT&T NEWBURYPRK 2001-04-19 – yes
805-560 Frontier SANBARBARA – – yes
805-561 AT&T VNTRA EAST 2015-07-02 yes yes
805-562 Frontier SANBARBARA – yes yes
805-563 Frontier SANBARBARA – – yes
805-564 Frontier SANBARBARA – – yes
805-565 Frontier SANBARBARA – – yes
805-566 Frontier CARPINTRIA – – yes
805-567 Frontier GAVIOTA – yes yes
805-568 Frontier SANBARBARA – yes yes
805-569 Frontier SANBARBARA – – yes
805-570 AT&T SANBARBARA – – yes
805-571 Frontier SANBARBARA – yes yes
805-572 Verizon OXNARD 2016-08-18 yes yes
805-573 AT&T NEWBURYPRK 2001-04-19 – yes
805-574 T-Mobile ARROYOGRND 2002-09-20 yes yes
805-575 Verizon OXNARD 2014-09-05 yes yes
805-576 Lumen CARPINTRIA – yes yes
805-577 AT&T SIMIVALLEY – – yes
805-578 AT&T SIMIVALLEY – – yes
805-579 AT&T SIMIVALLEY – – yes
805-580 33 WIRELESS INC. SANBARBARA – – yes
805-581 AT&T SIMIVALLEY – – yes
805-582 AT&T SIMIVALLEY – – yes
805-583 AT&T SIMIVALLEY – – yes
805-584 AT&T SIMIVALLEY – yes yes
805-585 AT&T VNTRA CNTL – yes yes
805-586 Lumen CAMARILLO 2014-11-25 yes yes
805-587 T-Mobile SIMIVALLEY – yes yes
805-588 Verizon LOMPOC – – yes
805-589 Verizon OXNARD 2015-06-17 yes yes
805-590 Frontier CONEJO – yes yes
805-591 Lumen PASOROBLES – yes yes
805-592 NORCAST COMMUNICATIONS CORPORATION - CA SNLUSOBSPO – yes yes
805-593 AT&T SNLUSOBSPO – yes yes
805-594 AT&T SNLUSOBSPO – yes yes
805-595 AT&T SNLUSOBSPO – yes yes
805-596 AT&T SNLUSOBSPO – yes yes
805-597 Lumen SNLUSOBSPO – yes yes
805-598 AT&T SANTAMARIA – – yes
805-599 American Messaging SNLUSOBSPO – – yes
805-600 Onvoy MORRO BAY – yes yes
805-601 Lumen THOUSAOAKS – yes yes
805-602 NUSO, LLC SNLUSOBSPO – yes yes
805-603 Verizon CAMARILLO 2001-05-02 yes yes
805-604 Frontier EL RIO – yes yes
805-605 AT&T LOMPOC – – yes
805-606 AT&T LOMPOC – – yes
805-607 AT&T OXNARD 2006-09-08 yes yes
805-608 AT&T SANTAMARIA 2018-03-20 yes yes
805-609 T-Mobile OXNARD 2018-04-13 yes yes
805-610 Verizon PASOROBLES – – yes
805-612 T-Mobile OXNARD 2005-07-29 yes yes
805-613 Bandwidth OAKVIEW – yes yes
805-614 Frontier SANTAMARIA – yes yes
805-615 American Messaging SANTAMARIA – – yes
805-616 Verizon OXNARD 2006-10-16 yes yes
805-617 Lumen SANBARBARA 2004-08-18 yes yes
805-618 AT&T SANBARBARA 2001-10-18 yes yes
805-619 Bandwidth NIPOMO – yes yes
805-620 TPx VNTRA EAST – yes yes
805-621 Verizon SANTAMARIA – yes yes
805-622 Lumen CONEJO – yes yes
805-623 Lumen SANTAMARIA 2012-10-15 yes yes
805-624 Lumen SIMIVALLEY 2001-05-02 yes yes
805-625 AT&T FILLMORE – yes yes
805-626 TPx VNTRA CNTL – yes yes
805-627 AT&T SNLUSOBSPO – yes yes
805-628 AT&T VNTRA CNTL 2008-08-05 yes yes
805-629 AT&T SIMIVALLEY – – yes
805-630 Verizon THOUSAOAKS – – yes
805-631 Verizon SANTAMARIA – yes yes
805-632 Lumen SNLUSOBSPO – yes yes
805-633 Lumen OJAI – yes yes
805-634 NUSO, LLC SNLUSOBSPO 2012-11-06 yes yes
805-635 T-Mobile PASOROBLES 2015-05-04 yes yes
805-636 T-Mobile SANBARBARA 2002-07-17 yes yes
805-637 T-Mobile SANBARBARA 2001-10-18 – yes
805-638 Verizon SIMIVALLEY – yes yes
805-639 AT&T VNTRA EAST – yes yes
805-640 AT&T OJAI – yes yes
805-641 AT&T VNTRA CNTL – – yes
805-642 AT&T VNTRA EAST – – yes
805-643 AT&T VNTRA CNTL – – yes
805-644 AT&T VNTRA EAST – – yes
805-645 AT&T SATICOY – yes yes
805-646 AT&T OJAI – – yes
805-647 AT&T SATICOY – – yes
805-648 AT&T VNTRA CNTL – – yes
805-649 AT&T OAKVIEW – yes yes
805-650 AT&T VNTRA EAST – – yes
805-651 AT&T VNTRA CNTL – yes yes
805-652 AT&T VNTRA CNTL – – yes
805-653 AT&T VNTRA CNTL – – yes
805-654 AT&T VNTRA EAST – – yes
805-655 AT&T SATICOY – – yes
805-656 AT&T SATICOY – yes yes
805-657 Verizon THOUSAOAKS – – yes
805-658 AT&T VNTRA EAST – – yes
805-659 AT&T SATICOY – yes yes
805-660 Verizon THOUSAOAKS – – yes
805-661 T-Mobile VNTRA CNTL 2024-05-31 yes yes
805-662 AT&T VNTRA EAST – yes yes
805-663 Charter OXNARD 2013-06-12 yes yes
805-664 Bandwidth OAKVIEW 2013-11-25 yes yes
805-665 AT&T VNTRA EAST – yes yes
805-666 Onvoy VNTRA EAST – yes yes
805-667 AT&T VNTRA CNTL – yes yes
805-668 Verizon ARROYOGRND 2014-11-17 yes yes
805-669 Bandwidth OJAI – yes yes
805-670 T-Mobile OXNARD 2018-04-16 yes yes
805-671 AT&T SATICOY – – yes
805-672 AT&T SATICOY – – yes
805-673 AT&T SATICOY – yes yes
805-674 AT&T PASOROBLES – – yes
805-675 AT&T SATICOY – yes yes
805-676 AT&T VNTRA EAST – yes yes
805-677 AT&T VNTRA EAST – – yes
805-678 Bandwidth POINT MUGU 2014-03-03 yes yes
805-679 AT&T SANBARBARA – yes yes
805-680 Verizon SANBARBARA – – yes
805-681 Frontier SANBARBARA – – yes
805-682 Frontier SANBARBARA – – yes
805-683 Frontier SANBARBARA – – yes
805-684 Frontier CARPINTRIA – – yes
805-685 Frontier SANBARBARA – – yes
805-686 Frontier SANTA YNEZ – – yes
805-687 Frontier SANBARBARA – – yes
805-688 Frontier SANTA YNEZ – – yes
805-689 AT&T SANBARBARA – – yes
805-690 Lumen SANBARBARA – yes yes
805-691 Frontier SANTA YNEZ – yes yes
805-692 Frontier SANBARBARA – – yes
805-693 Frontier SANTA YNEZ – yes yes
805-694 Lumen SANTA YNEZ – yes yes
805-695 Frontier SANBARBARA – yes yes
805-696 Frontier SANBARBARA – yes yes
805-697 Comcast SANTA YNEZ – yes yes
805-698 Verizon SANBARBARA – – yes
805-699 AT&T SANBARBARA – yes yes
805-701 AT&T VNTRA EAST – – yes
805-702 Bandwidth CAMARILLO 2015-10-15 yes yes
805-703 T-Mobile ATASCADERO 2002-09-20 yes yes
805-704 AT&T SNLUSOBSPO – – yes
805-705 Verizon SANBARBARA – – yes
805-706 Lumen SNLUSOBSPO 2001-10-19 yes yes
805-707 Onvoy OJAI 2016-02-12 yes yes
805-708 AT&T SANBARBARA – yes yes
805-709 AT&T PISMOBEACH – yes yes
805-710 AT&T ARROYOGRND – yes yes
805-712 AT&T PASOROBLES – – yes
805-713 Verizon NEWBURYPRK 2004-03-05 yes yes
805-714 Verizon SANTAMARIA – – yes
805-715 Lumen OAKVIEW – yes yes
805-716 Lumen NEWBURYPRK – yes yes
805-717 AT&T LOMPOC – yes yes
805-718 AT&T EL RIO 2017-12-11 yes yes
805-719 TPx THOUSAOAKS – yes yes
805-720 AT&T SANTAMARIA 2001-05-21 – yes
805-721 Verizon PASOROBLES 2019-10-18 yes yes
805-722 TPx SANBARBARA 2006-03-28 yes yes
805-723 Lumen NIPOMO – yes yes
805-724 Bandwidth SANBARBARA – yes yes
805-725 Lumen CARRISA PL – yes yes
805-726 American Messaging SANBARBARA – – yes
805-727 AT&T FILLMORE 2002-07-17 yes yes
805-728 Lumen THOUSAOAKS – yes yes
805-729 Verizon SANBARBARA – – yes
805-730 Frontier SANBARBARA – yes yes
805-731 33 WIRELESS INC. THOUSAOAKS – – yes
805-732 T-Mobile THOUSAOAKS – yes yes
805-733 Frontier LOMPOC – yes yes
805-734 Frontier LOMPOC – yes yes
805-735 Frontier LOMPOC – – yes
805-736 Frontier LOMPOC – – yes
805-737 Frontier LOMPOC – – yes
805-738 Frontier CAMARILLO – yes yes
805-739 Frontier SANTAMARIA – – yes
805-740 Frontier LOMPOC – – yes
805-741 Comcast LOMPOC – yes yes
805-742 Frontier LOMPOC – yes yes
805-743 AT&T LOMPOC – yes yes
805-744 AT&T MOORPARK – yes yes
805-745 Frontier CARPINTRIA – yes yes
805-746 Verizon VNTRA CNTL 2002-03-22 yes yes
805-747 SKYE TELECOM LLC DBA SKYETEL SNLUSOBSPO – yes yes
805-748 Verizon SNLUSOBSPO – – yes
805-749 Bandwidth SANTAPAULA 2015-06-23 yes yes
805-750 Verizon THOUSAOAKS – – yes
805-751 TPx EL RIO – yes yes
805-752 AT&T SNLUSOBSPO 2005-04-06 yes yes
805-753 UTILITY TELECOM GROUP, LLC - CA NEWBURYPRK – yes yes
805-754 Verizon OXNARD 2005-05-23 yes yes
805-755 AT&T CARPINTRIA – yes yes
805-756 AT&T SNLUSOBSPO – – yes
805-757 Verizon LOMPOC 2001-09-21 yes yes
805-758 T-Mobile OXNARD 2005-11-29 yes yes
805-759 Verizon OXNARD 2015-05-18 yes yes
805-760 AT&T OXNARD 2001-03-22 yes yes
805-761 Verizon OXNARD 2015-03-16 yes yes
805-762 Vonage SNLUSOBSPO – yes yes
805-763 TERRA NOVA TELECOM INC. SNLUSOBSPO – yes yes
805-764 TPx CAMARILLO 2001-03-22 yes yes
805-765 Verizon VNTRA EAST – yes yes
805-766 AT&T VNTRA EAST 2002-03-21 – yes
805-767 Verizon VNTRA EAST 2015-06-17 yes yes
805-768 Verizon NEWBURYPRK – yes yes
805-769 Verizon PASOROBLES 2005-09-07 yes yes
805-770 Comcast SANBARBARA – yes yes
805-771 AT&T MORRO BAY – yes yes
805-772 AT&T MORRO BAY – – yes
805-773 AT&T PISMOBEACH – – yes
805-774 AT&T FILLMORE 2014-08-28 yes yes
805-775 Verizon OXNARD 2014-09-16 yes yes
805-776 Lumen MORRO BAY – yes yes
805-777 Frontier THOUSAOAKS – – yes
805-778 Frontier THOUSAOAKS – yes yes
805-779 Lumen PISMOBEACH – yes yes
805-780 American Messaging SNLUSOBSPO – – yes
805-781 AT&T SNLUSOBSPO – – yes
805-782 AT&T SNLUSOBSPO – yes yes
805-783 AT&T SNLUSOBSPO – yes yes
805-784 AT&T SNLUSOBSPO – yes yes
805-785 AT&T SNLUSOBSPO – yes yes
805-786 AT&T SNLUSOBSPO – yes yes
805-787 AT&T SNLUSOBSPO – yes yes
805-788 AT&T SNLUSOBSPO – yes yes
805-789 UTILITY TELECOM GROUP, LLC - CA OXNARD – yes yes
805-790 Bandwidth EL RIO 2019-02-05 yes yes
805-791 Verizon SIMIVALLEY 2006-08-14 yes yes
805-792 TPx ATASCADERO 2001-03-02 yes yes
805-793 Onvoy OXNARD 2014-12-08 yes yes
805-794 Verizon VNTRA CNTL – – yes
805-795 Verizon THOUSAOAKS – – yes
805-796 Verizon THOUSAOAKS – – yes
805-797 T-Mobile VNTRA CNTL 2001-03-01 yes yes
805-798 AT&T OJAI – yes yes
805-799 Verizon OXNARD 2015-08-20 yes yes
805-800 Verizon LOMPOC – yes yes
805-801 Verizon SNLUSOBSPO – – yes
805-802 IP HORIZON LLC SNLUSOBSPO 2020-11-25 yes yes
805-803 Lumen SANTAMARIA 2018-06-29 yes yes
805-804 Lumen VNTRA CNTL – yes yes
805-805 Charter SANBARBARA 2023-05-22 yes yes
805-806 T-Mobile SNLUSOBSPO 2010-01-18 yes yes
805-807 AT&T THOUSAOAKS – yes yes
805-808 UTILITY TELECOM GROUP, LLC - CA CAMARILLO – yes yes
805-809 TPx ARROYOGRND 2022-05-26 yes yes
805-810 Peerless SNLUSOBSPO 2018-05-17 yes yes
805-812 AT&T CAMARILLO 2020-11-12 yes yes
805-813 AT&T SIMIVALLEY – yes yes
805-814 Verizon OXNARD 2001-05-02 yes yes
805-815 Frontier OXNARD – yes yes
805-816 Verizon OXNARD 2002-07-17 yes yes
805-817 Onvoy SNLUSOBSPO 2008-09-02 yes yes
805-818 SKYE TELECOM LLC DBA SKYETEL SANBARBARA 2021-09-24 yes yes
805-819 Comcast LOMPOC 2008-05-12 yes yes
805-820 Charter SATICOY 2023-12-05 yes yes
805-821 Lumen SNLUSOBSPO – yes yes
805-822 T-Mobile OXNARD – yes yes
805-823 Onvoy SIMIVALLEY – yes yes
805-824 T-Mobile OXNARD 2006-03-28 yes yes
805-825 T-Mobile ARROYOGRND 2015-12-07 yes yes
805-826 Verizon VNTRA EAST – yes yes
805-827 T-Mobile OXNARD 2006-03-14 yes yes
805-828 Verizon BKFD MAIN – yes yes
805-829 Verizon BKFD MAIN – yes yes
805-830 MATRIX TELECOM, LLC. S/I/I TNCI - CA VNTRA CNTL – yes yes
805-831 Onvoy MORRO BAY 2023-06-22 yes yes
805-832 Verizon OXNARD 2006-05-23 yes yes
805-833 Verizon VNTRA EAST 2015-08-25 yes yes
805-834 Lumen OXNARD 2016-01-05 yes yes
805-835 AT&T PASOROBLES 2001-03-01 yes yes
805-836 Bandwidth OJAI 2013-11-25 yes yes
805-837 T-Mobile SANBARBARA 2006-02-03 yes yes
805-838 Verizon BKFD MAIN – yes yes
805-839 Verizon BKFD MAIN – yes yes
805-840 T-Mobile ARROYOGRND 2022-02-11 yes yes
805-841 Verizon BKFD MAIN – yes yes
805-842 Onvoy SIMIVALLEY – yes yes
805-843 T-Mobile OXNARD 2015-03-09 yes yes
805-844 Verizon OXNARD – – yes
805-845 Comcast SANBARBARA – yes yes
805-846 Verizon OXNARD 2015-08-20 yes yes
805-847 Verizon CARPINTRIA 2024-05-08 yes yes
805-848 AT&T BKFD MAIN – yes yes
805-849 Bandwidth CONEJO 2020-11-05 yes yes
805-850 TPx VNTRA EAST – yes yes
805-851 NORTH COUNTY COMMUNICATION CORPORATION - CA FILLMORE – – yes
805-852 Onvoy THOUSAOAKS – yes yes
805-853 Onvoy OXNARD 2016-11-21 yes yes
805-854 Verizon OXNARD 2015-11-17 yes yes
805-855 Onvoy PIRU – yes yes
805-856 Verizon VNTRA EAST – yes yes
805-857 T-Mobile THOUSAOAKS – yes yes
805-858 Verizon SNLUSOBSPO 2003-09-25 yes yes
805-859 T-Mobile ATASCADERO 2021-05-04 yes yes
805-860 Verizon BKFD MAIN – yes yes
805-861 Verizon VNTRA CNTL 2005-10-11 yes yes
805-862 AT&T SANTAMARIA 2015-11-13 yes yes
805-863 Verizon SANTAMARIA 2005-12-01 yes yes
805-864 Verizon SIMIVALLEY 2015-02-16 yes yes
805-865 Frontier LOMPOC – yes yes
805-866 Onvoy LOMPOC – yes yes
805-867 Verizon SANTAMARIA 2015-10-02 yes yes
805-868 Verizon SANTAMARIA 2001-06-26 yes yes
805-869 Telnyx SANBARBARA – yes yes
805-870 Onvoy THOUSAOAKS – yes yes
805-871 Bandwidth CONEJO 2016-06-16 yes yes
805-872 TPx PASOROBLES 2022-05-26 yes yes
805-873 T-Mobile SANTAPAULA 2016-12-30 yes yes
805-874 AT&T POINT MUGU – yes yes
805-875 Lumen LOMPOC – yes yes
805-876 Lumen MOORPARK – yes yes
805-877 UTILITY TELECOM GROUP, LLC - CA VNTRA EAST – yes yes
805-878 AT&T SANTAMARIA – – yes
805-879 Lumen SANBARBARA – – yes
805-880 Bandwidth SANBARBARA – – yes
805-881 Frontier CARPINTRIA – yes yes
805-882 Frontier SANBARBARA – – yes
805-883 Charter SANBARBARA – yes yes
805-884 Frontier SANBARBARA – – yes
805-885 Bandwidth CONEJO 2022-01-13 yes yes
805-886 AT&T SANBARBARA – – yes
805-887 Telnyx SANMARGART 2021-06-23 yes yes
805-888 Verizon PISMOBEACH – yes yes
805-889 Verizon OXNARD – – yes
805-890 Verizon OXNARD – – yes
805-891 T-Mobile MOORPARK 2022-02-28 yes yes
805-892 Frontier SANBARBARA – yes yes
805-893 Frontier SANBARBARA – – yes
805-894 Onvoy SANTA YNEZ 2024-03-13 yes yes
805-895 AT&T SANBARBARA – – yes
805-896 T-Mobile SANBARBARA – yes yes
805-897 Frontier SANBARBARA – – yes
805-898 Frontier SANBARBARA – – yes
805-899 Frontier SANBARBARA – – yes
805-900 TON80 COMMUNICATIONS, LLC CAYUCOS – yes yes
805-901 AT&T VNTRA EAST – – yes
805-902 Bandwidth SOMIS 2018-03-26 yes yes
805-903 TPx SNLUSOBSPO 2006-03-28 yes yes
805-904 T-Mobile ARROYOGRND – yes yes
805-905 T-Mobile THOUSAOAKS – yes yes
805-906 T-Mobile THOUSAOAKS – yes yes
805-907 T-Mobile THOUSAOAKS – yes yes
805-908 T-Mobile THOUSAOAKS – yes yes
805-909 AT&T CAMBRIA – yes yes
805-910 Verizon CAMARILLO – yes yes
805-912 Peerless BRADLEY – yes yes
805-913 American Messaging VNTRA EAST – – yes
805-914 Lumen CAMARILLO – yes yes
805-915 TPx SIMIVALLEY – yes yes
805-916 AT&T NEWBURYPRK 2022-07-25 yes yes
805-917 Peerless THOUSAOAKS – yes yes
805-918 AT&T SATICOY – yes yes
805-919 Lumen EL RIO – yes yes
805-920 SKYE TELECOM LLC DBA SKYETEL SOMIS – yes yes
805-921 Frontier SANTAPAULA – yes yes
805-922 Frontier SANTAMARIA – – yes
805-923 AT&T NEWBURYPRK 2024-02-20 yes yes
805-924 AT&T CAMBRIA – yes yes
805-925 Frontier SANTAMARIA – – yes
805-926 Lumen CAMBRIA – yes yes
805-927 AT&T CAMBRIA – yes yes
805-928 Frontier SANTAMARIA – – yes
805-929 AT&T NIPOMO – yes yes
805-930 Bandwidth NIPOMO – yes yes
805-931 AT&T NIPOMO – yes yes
805-932 UTILITY TELECOM GROUP, LLC - CA SATICOY – yes yes
805-933 Frontier SANTAPAULA – – yes
805-934 Frontier SANTAMARIA – – yes
805-935 Lumen CAMBRIA – yes yes
805-936 Peerless PISMOBEACH – yes yes
805-937 Frontier SANTAMARIA – – yes
805-938 Frontier SANTAMARIA – yes yes
805-939 Bandwidth NIPOMO 2022-01-13 yes yes
805-940 T-Mobile OXNARD 2018-10-15 yes yes
805-941 Peerless VNTRA EAST 2015-10-02 yes yes
805-942 Verizon PASOROBLES 2015-01-05 yes yes
805-943 Verizon PASOROBLES 2015-01-05 yes yes
805-944 AT&T LOMPOC 2004-02-06 yes yes
805-945 UTILITY TELECOM GROUP, LLC - CA SNLUSOBSPO – yes yes
805-946 Bandwidth OXNARD 2015-05-21 yes yes
805-947 Bandwidth VNTRA CNTL – yes yes
805-948 TPx VNTRA CNTL 2015-06-11 yes yes
805-949 AT&T CAMARILLO 2022-12-06 yes yes
805-951 NUSO, LLC SANBARBARA – yes yes
805-952 T-Mobile ATASCADERO – yes yes
805-953 T-Mobile THOUSAOAKS – yes yes
805-954 Lumen SATICOY – yes yes
805-955 AT&T SIMIVALLEY – – yes
805-956 Verizon GUADALUPE 2022-05-20 yes yes
805-957 Frontier SANBARBARA – yes yes
805-960 Onvoy LOS ALAMOS – yes yes
805-961 Frontier SANBARBARA – – yes
805-962 Frontier SANBARBARA – – yes
805-963 Frontier SANBARBARA – – yes
805-964 Frontier SANBARBARA – – yes
805-965 Frontier SANBARBARA – – yes
805-966 Frontier SANBARBARA – – yes
805-967 Frontier SANBARBARA – – yes
805-968 Frontier SANBARBARA – – yes
805-969 Frontier SANBARBARA – – yes
805-970 Onvoy CAMARILLO 2023-01-20 yes yes
805-971 Frontier SANBARBARA – yes yes
805-972 T-Mobile LOMPOC 2022-07-14 yes yes
805-973 AT&T EL RIO – yes yes
805-974 Bandwidth EL RIO 2022-01-13 yes yes
805-975 AT&T PASOROBLES – yes yes
805-977 FRACTEL, LLC SAN MIGUEL 2019-08-27 yes yes
805-978 Onvoy MOORPARK – yes yes
805-979 Verizon SANBARBARA 2003-07-17 yes yes
805-980 Lumen ARROYOGRND – yes yes
805-981 Frontier EL RIO – – yes
805-982 Frontier OXNARD – yes yes
805-983 Frontier EL RIO – – yes
805-984 Frontier OXNARD – – yes
805-985 Frontier OXNARD – – yes
805-986 Frontier POINT MUGU – – yes
805-987 Frontier CAMARILLO – – yes
805-988 Frontier EL RIO – – yes
805-989 Frontier POINT MUGU – – yes
805-990 AT&T MOORPARK – yes yes
805-991 Lumen MOORPARK – yes yes
805-992 SHELCOMM MOORPARK 2018-07-31 – yes
805-993 AT&T NEWBURYPRK 2022-12-06 yes yes
805-994 Lumen ARROYOGRND – yes yes
805-995 AT&T CAYUCOS – yes yes
805-996 Bandwidth SNLUSOBSPO 2008-05-13 yes yes
805-997 COMMIO, LLC OJAI 2022-01-26 yes yes
805-998 COMMIO, LLC SANTAMARIA 2022-02-24 yes yes
805-999 UTILITY TELECOM GROUP, LLC - CA SANTAMARIA – yes yes

Frequently asked

How many prefixes does area code 805 have?

786 NXX blocks are assigned of 786 possible. Each block is 10,000 consecutive numbers, so the code currently covers about 7,860 thousand-number ranges across 41 rate centers.

What do the first three digits after 805 tell me?

They identify the block, which tells you the rate center it was allocated to and the carrier that received it. They do not tell you who serves the number today: portability moves numbers between carriers, and pooling splits a block between several of them.

Is a 805 prefix tied to a specific town?

To a rate center, which is billing geography rather than a town. NANPA abbreviates rate center names to ten characters and in large metros uses zone codes, so the name is a NANPA label, not a place name.

What does “pooled” mean in the 805 table?

That the block is in thousands-block pooling: carriers draw 1,000-number lots from it instead of taking all 10,000. 540 of 805's blocks are pooled, which is how regulators slowed down area code exhaustion – and why one prefix can belong to several carriers.

Source and limits

NANPA CO Code Assignment Records, all states, utilized codes, file updated 11/01/2026 – the rows where the record's Use field is “AS” (assigned). Unavailable codes are excluded. The records say who received a block and when, not who serves a particular number today.

More about this code: overview · carriers · spam complaints · local time