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

Area code 315 prefixes

781 of the 786 possible NXX blocks are assigned in area code 315 (99.4% of capacity), spread across 149 rate centers and 48 holders. The largest holders are VERIZON NEW YORK, INC. (213 blocks, 27.3%), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY (78 blocks, 10.0%), PAETEC ITEL, LLC (63 blocks, 8.1%). Grouped by brand, Verizon accounts for 296 blocks; brand-attributable holders cover 91% 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 2001-01-08 to 2024-01-26, with 20 blocks handed out in 2016 alone. 617 blocks (79%) 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. 77 were growth assignments – additional blocks to a carrier that had already filled its earlier ones.

781 assigned blocks of 786
149 rate centers
48 holders of record
79% in thousands-block pooling

Largest holders in 315

Holder of record, as NANPA names itBrandBlocksShare
VERIZON NEW YORK, INC. Verizon 213 27.3%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY Verizon 78 10%
PAETEC ITEL, LLC Windstream 63 8.1%
TWC IP ENABLED SERVICES, LLC Charter 46 5.9%
NEW CINGULAR WIRELESS PCS, LLC - DC AT&T 46 5.9%
TC SYSTEMS, INC. - NY AT&T 41 5.2%
CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY Frontier 37 4.7%
BANDWIDTH.COM CLEC, LLC - NY Bandwidth 34 4.4%
ONVOY, LLC- NY Onvoy 33 4.2%
OMNIPOINT COMMUNICATIONS, INC. - NY T-Mobile 32 4.1%
LEVEL 3 COMMUNICATIONS, LLC - NY Lumen 28 3.6%
NORTHLAND NETWORKS, LTD. - NY – 27 3.5%

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 781 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
315-200 RINGSQUARED TELECOM LLC SYRACUSE 2007-01-11 yes yes
315-201 Onvoy MACDOUGALL 2016-01-15 yes yes
315-202 Charter WATERVILLE – yes yes
315-203 Charter ADAMS – yes yes
315-204 Charter W WINFIELD – yes yes
315-205 Charter REMSEN – yes yes
315-206 Charter HOLLD PTNT – yes yes
315-207 Verizon OSWEGO – yes yes
315-208 Charter WINTHROP – yes yes
315-209 T-Mobile AUBURN 2007-01-26 yes yes
315-210 Windstream NEWARK – yes yes
315-212 Verizon POTSDAM – yes yes
315-213 Spok AUBURN – – yes
315-214 Verizon SYRACUSE – yes yes
315-215 AT&T ALEXNDRIBY – yes yes
315-216 Lumen OSWEGO – yes yes
315-217 Windstream SKANEATLES – yes yes
315-218 Windstream SYRACUSE – yes yes
315-219 AT&T HERKIMER – yes yes
315-220 Windstream WATERLOO – yes yes
315-221 AT&T WATERTOWN – yes yes
315-222 Windstream WATERTOWN – yes yes
315-223 Lumen UTICA – yes yes
315-224 AT&T AUBURN – – yes
315-225 AT&T ROME – – yes
315-226 AT&T NEWARK – yes yes
315-227 AT&T PENN YAN – yes yes
315-228 AT&T HAMILTON – yes yes
315-229 AT&T CANTON – yes yes
315-230 AT&T GENEVA – yes yes
315-231 AT&T ONEIDA – yes yes
315-232 Frontier ADAMS – yes yes
315-233 AT&T SYRACUSE – yes yes
315-234 Lumen SYRACUSE – – yes
315-235 AT&T UTICA – yes yes
315-236 AT&T OSWEGO – yes yes
315-237 AT&T AUBURN – yes yes
315-238 AT&T TULLY – yes yes
315-239 AT&T SENECA FLS – yes yes
315-240 Windstream ROME – yes yes
315-241 Spok SYRACUSE – – yes
315-242 Spok SYRACUSE – – yes
315-243 AT&T SYRACUSE – – yes
315-244 AT&T POTSDAM – yes yes
315-245 Verizon CAMDEN – yes yes
315-246 AT&T AUBURN – – yes
315-247 AT&T SYRACUSE – – yes
315-248 Spok AUBURN – – yes
315-249 Spok SYRACUSE – – yes
315-250 AT&T MASSENA – – yes
315-251 Verizon SYRACUSE – yes yes
315-252 Verizon AUBURN – – yes
315-253 Verizon AUBURN – – yes
315-254 T-Mobile SYRACUSE 2001-04-18 yes yes
315-255 Verizon AUBURN – – yes
315-256 Windstream FAYETTEVL – yes yes
315-257 Windstream SENECA FLS – yes yes
315-258 Verizon AUBURN – yes yes
315-259 Charter CLAYVILLE – yes yes
315-260 Windstream MUNNSVILLE 2017-07-03 yes yes
315-261 AT&T POTSDAM – yes yes
315-262 Verizon POTSDAM – yes yes
315-263 Verizon SYRACUSE – – yes
315-264 Verizon SYLVAN BCH – yes yes
315-265 Verizon POTSDAM – – yes
315-266 Verizon UTICA – yes yes
315-267 Verizon POTSDAM – yes yes
315-268 Verizon POTSDAM – yes yes
315-269 Verizon UTICA – – yes
315-270 Bandwidth PENN YAN – yes yes
315-271 Verizon ROME – yes yes
315-272 Lumen UTICA – yes yes
315-273 Bandwidth HAMILTON 2018-03-09 yes yes
315-274 SLIC NETWORK SOLUTIONS, INC. - NY POTSDAM 2004-09-21 yes yes
315-275 Verizon UTICA 2018-03-23 yes yes
315-276 Verizon MADRID – yes yes
315-277 T-Mobile JORDAN 2002-09-23 yes yes
315-278 T-Mobile SYRACUSE – – yes
315-279 Windstream PENN YAN – yes yes
315-280 Windstream ONEIDA – yes yes
315-281 Windstream ROME – yes yes
315-282 Windstream AUBURN – yes yes
315-283 Lumen AUBURN – yes yes
315-284 Charter ADAMS CTR – yes yes
315-285 Windstream CLAYTON – yes yes
315-286 AT&T WATERTOWN – – yes
315-287 Verizon GOUVERNEUR – yes yes
315-288 Bandwidth CICERO – yes yes
315-289 AT&T SYRACUSE – yes yes
315-290 Lumen LYONS – yes yes
315-291 Verizon SKANEATLES – yes yes
315-292 Windstream UTICA – yes yes
315-293 Onvoy WOLCOTT – yes yes
315-294 Windstream AUBURN – yes yes
315-295 Windstream SYRACUSE – – yes
315-296 AT&T MASSENA – yes yes
315-297 Charter FULTON – yes yes
315-298 Frontier PULASKI – yes yes
315-299 Windstream SYRACUSE – yes yes
315-300 Charter CHAUMONT – yes yes
315-301 Charter CROGHAN – yes yes
315-302 Charter HERMON – yes yes
315-303 Charter BALDWINSVL – yes yes
315-304 Charter HENDERSON – yes yes
315-305 Charter BRANCHPORT – yes yes
315-306 Charter ORISKNYFLS – yes yes
315-307 YMAX COMMUNICATIONS CORP. - NY SYRACUSE 2008-01-03 yes yes
315-308 Bandwidth SYRACUSE 2008-09-03 yes yes
315-309 AT&T STAR LAKE – yes yes
315-310 Windstream MARION – yes yes
315-312 Windstream OSWEGO – yes yes
315-313 T-Mobile SYRACUSE 2010-04-23 yes yes
315-314 Verizon SYRACUSE 2010-03-10 yes yes
315-315 Bandwidth SYRACUSE 2022-09-21 yes yes
315-316 Bandwidth UTICA – yes yes
315-317 Verizon SYRACUSE – yes yes
315-318 Charter PHELPS – yes yes
315-319 CONTACT COMMUNICATIONS, INC. MADRID – – yes
315-320 Windstream CAMILLUS – yes yes
315-321 CONTACT COMMUNICATIONS, INC. WATERTOWN 2003-11-04 – yes
315-322 Verizon MADRID – yes yes
315-323 Verizon MADRID – yes yes
315-324 CITIZENS TEL. CO. OF HAMMOND NY, INC. HAMMOND – – yes
315-325 Charter GENEVA 2010-05-13 yes yes
315-326 Windstream OSWEGO – yes yes
315-327 Windstream UTICA – yes yes
315-328 NICHOLVILLE TEL. CO., INC. NICHOLVL – – yes
315-329 Verizon FAYETTEVL – yes yes
315-330 Verizon ROME – yes yes
315-331 Verizon NEWARK – – yes
315-332 Verizon NEWARK – yes yes
315-333 Windstream ONTARIO 2002-04-15 yes yes
315-334 Verizon ROME – yes yes
315-335 Verizon ROME – yes yes
315-336 Verizon ROME – – yes
315-337 Verizon ROME – – yes
315-338 Verizon ROME – yes yes
315-339 Verizon ROME – yes yes
315-340 Spok GENEVA – – yes
315-341 Verizon OSWEGO – yes yes
315-342 Verizon OSWEGO – – yes
315-343 Verizon OSWEGO – – yes
315-344 Verizon HEUVELTON – yes yes
315-345 Verizon SYRACUSE – – yes
315-346 Frontier CROGHAN – yes yes
315-347 EDWARDS TEL. CO., INC. HERMON – yes yes
315-348 Frontier LYONSFALLS – yes yes
315-349 Verizon OSWEGO – yes yes
315-350 AT&T SYRACUSE – yes yes
315-351 AT&T UTICA – yes yes
315-352 AT&T BALDWINSVL – yes yes
315-353 Verizon NORWOOD – yes yes
315-354 Frontier RAQUETTELK – yes yes
315-355 NORTHLAND NETWORKS, LTD. - NY MADRID – yes yes
315-356 NORTHLAND NETWORKS, LTD. - NY ROME – – yes
315-357 Frontier EAGLE BAY – yes yes
315-358 Charter BOONVILLE – yes yes
315-359 Verizon NEWARK – yes yes
315-360 Verizon HERKIMER 2006-10-11 yes yes
315-361 Verizon ONEIDA – yes yes
315-362 Lumen SYRACUSE – yes yes
315-363 Verizon ONEIDA – – yes
315-364 Verizon POPLAR RDG – yes yes
315-365 PORT BYRON TEL. CO. SAVANNAH – yes yes
315-366 Verizon ONEIDA – yes yes
315-367 T-Mobile ONEIDA – yes yes
315-368 Windstream UTICA – yes yes
315-369 Frontier OLD FORGE – yes yes
315-370 Lumen AUBURN – yes yes
315-371 AT&T ROME – yes yes
315-372 T-Mobile SYRACUSE 2001-04-18 yes yes
315-373 T-Mobile SYRACUSE 2001-04-18 yes yes
315-374 T-Mobile SYRACUSE – yes yes
315-375 Verizon MORRISTOWN – yes yes
315-376 Frontier LOWVILLE – – yes
315-377 Frontier LOWVILLE – yes yes
315-378 Charter SYRACUSE – yes yes
315-379 Verizon CANTON – yes yes
315-380 AT&T SYRACUSE – – yes
315-381 AT&T CLINTON – yes yes
315-382 Verizon SYRACUSE – yes yes
315-383 T-Mobile SYRACUSE 2001-04-18 yes yes
315-384 Verizon NORFOLK – yes yes
315-385 AT&T SYRACUSE – yes yes
315-386 Verizon CANTON – yes yes
315-387 Frontier SANDYCREEK – yes yes
315-388 Verizon WADDINGTON – yes yes
315-389 NICHOLVILLE TEL. CO., INC. WINTHROP – – yes
315-390 Charter EAGLE BAY – yes yes
315-391 AT&T SYRACUSE – – yes
315-392 Frontier FORESTPORT – yes yes
315-393 Verizon OGDENSBURG – – yes
315-394 Verizon OGDENSBURG – yes yes
315-395 T-Mobile SYRACUSE – – yes
315-396 Charter SYRACUSE – yes yes
315-397 Frontier CONSTABLVL – yes yes
315-398 AT&T LYONS – yes yes
315-399 Windstream SYRACUSE 2002-02-11 yes yes
315-400 Bandwidth FAYETTEVL 2010-06-07 yes yes
315-401 Verizon SYRACUSE 2011-09-08 yes yes
315-402 Windstream FULTON 2003-03-21 yes yes
315-403 Verizon SYRACUSE – yes yes
315-404 Verizon UTICA – yes yes
315-405 Verizon WATERTOWN – yes yes
315-406 Verizon AUBURN – yes yes
315-407 Windstream CAMILLUS – yes yes
315-408 Verizon WATERTOWN – yes yes
315-409 Windstream LIVERPOOL – yes yes
315-410 Windstream SYRACUSE – – yes
315-412 Windstream SYRACUSE – yes yes
315-413 Verizon SYRACUSE – yes yes
315-414 Verizon SYRACUSE – yes yes
315-415 Verizon SYRACUSE – – yes
315-416 AT&T SYRACUSE – – yes
315-417 Windstream ILION 2010-03-11 yes yes
315-418 Verizon SYRACUSE 2011-07-11 yes yes
315-419 Spok SYRACUSE – – yes
315-420 AT&T SYRACUSE – – yes
315-421 Verizon SYRACUSE – – yes
315-422 Verizon SYRACUSE – – yes
315-423 Verizon SYRACUSE – – yes
315-424 Verizon SYRACUSE – yes yes
315-425 Verizon SYRACUSE – – yes
315-426 Verizon SYRACUSE – – yes
315-427 Verizon SYRACUSE – – yes
315-428 Verizon SYRACUSE – – yes
315-429 Verizon DOLGEVILLE – yes yes
315-430 Verizon SYRACUSE – yes yes
315-431 Verizon SYRACUSE – yes yes
315-432 Verizon SYRACUSE – – yes
315-433 Verizon SYRACUSE – – yes
315-434 Verizon SYRACUSE – yes yes
315-435 Verizon SYRACUSE – – yes
315-436 AT&T SYRACUSE – – yes
315-437 Verizon SYRACUSE – – yes
315-438 Verizon SYRACUSE – – yes
315-439 AT&T SYRACUSE – – yes
315-440 AT&T SYRACUSE – – yes
315-441 Spok SYRACUSE – – yes
315-442 Verizon SYRACUSE – yes yes
315-443 Verizon SYRACUSE – – yes
315-444 Windstream ILION 2007-04-10 yes yes
315-445 Verizon SYRACUSE – – yes
315-446 Verizon SYRACUSE – – yes
315-447 AT&T SYRACUSE – – yes
315-448 Verizon SYRACUSE – – yes
315-449 Verizon SYRACUSE – yes yes
315-450 T-Mobile SYRACUSE 2001-02-12 – yes
315-451 Verizon SYRACUSE – – yes
315-452 Verizon SYRACUSE – yes yes
315-453 Verizon SYRACUSE – – yes
315-454 Verizon SYRACUSE – yes yes
315-455 Verizon SYRACUSE – yes yes
315-456 Verizon SYRACUSE – yes yes
315-457 Verizon SYRACUSE – – yes
315-458 Verizon SYRACUSE – – yes
315-459 Verizon SYRACUSE – yes yes
315-460 Verizon SYRACUSE – yes yes
315-461 Verizon SYRACUSE – yes yes
315-462 ONTARIO TELEPHONE COMPANY, INC. CLIFTONSPG – – yes
315-463 Verizon SYRACUSE – – yes
315-464 Verizon SYRACUSE – yes yes
315-465 Frontier MANNSVILLE – yes yes
315-466 Verizon SYRACUSE – yes yes
315-467 Spok SYRACUSE – – yes
315-468 Verizon SYRACUSE – yes yes
315-469 Verizon SYRACUSE – – yes
315-470 Verizon SYRACUSE – – yes
315-471 Verizon SYRACUSE – – yes
315-472 Verizon SYRACUSE – – yes
315-473 Verizon SYRACUSE – – yes
315-474 Verizon SYRACUSE – – yes
315-475 Verizon SYRACUSE – – yes
315-476 Verizon SYRACUSE – – yes
315-477 Verizon SYRACUSE – – yes
315-478 Verizon SYRACUSE – – yes
315-479 Verizon SYRACUSE – – yes
315-480 AT&T SYRACUSE – – yes
315-481 Verizon SYRACUSE – – yes
315-482 Verizon ALEXNDRIBY – yes yes
315-483 Verizon SODUS – yes yes
315-484 Verizon SYRACUSE – yes yes
315-485 Verizon SYRACUSE – – yes
315-486 AT&T WATERTOWN – – yes
315-487 Verizon SYRACUSE – – yes
315-488 Verizon SYRACUSE – – yes
315-489 T-Mobile WATERTOWN – yes yes
315-490 American Messaging SYRACUSE – – yes
315-491 T-Mobile SYRACUSE 2001-04-18 yes yes
315-492 Verizon SYRACUSE – – yes
315-493 Verizon CARTHAGE – yes yes
315-494 Charter MARCELLUS 2010-07-09 yes yes
315-495 Windstream MUNNSVILLE – yes yes
315-496 Verizon SEMPRONIUS – yes yes
315-497 Verizon MORAVIA – yes yes
315-498 Verizon SYRACUSE – yes yes
315-499 Verizon SYRACUSE – – yes
315-500 Windstream SYRACUSE 2009-07-30 yes yes
315-501 Charter CAPEVINCNT – yes yes
315-502 Bandwidth PALMYRA – yes yes
315-503 Lumen MINOA 2005-07-01 yes yes
315-504 Charter LAFAYETTE 2010-07-07 yes yes
315-505 Windstream CICERO – yes yes
315-506 Windstream LIVERPOOL – yes yes
315-507 Verizon UTICA 2007-01-16 yes yes
315-508 AT&T LITTLE FLS – yes yes
315-509 Charter PULASKI – yes yes
315-510 Windstream CHITTENNGO – yes yes
315-512 Lumen HARRISVL – yes yes
315-513 Charter LYONSFALLS – yes yes
315-514 Charter MASSENA 2010-07-07 yes yes
315-515 AT&T AUBURN 2001-10-09 yes yes
315-516 AT&T LIVERPOOL 2001-10-09 yes yes
315-517 Lumen ALEXNDRIBY – yes yes
315-518 PEERING HUB, INC. - NY SYRACUSE 2022-10-03 yes yes
315-519 Windstream CARTHAGE 2002-01-24 yes yes
315-520 Verizon UTICA 2007-08-08 yes yes
315-521 Verizon GENEVA – yes yes
315-522 NORTHLAND NETWORKS, LTD. - NY GOUVERNEUR – yes yes
315-523 T-Mobile WATERTOWN – yes yes
315-524 Verizon ONTARIO – yes yes
315-525 Verizon UTICA – – yes
315-526 Verizon FAYETTEVL 2021-03-19 yes yes
315-527 AT&T UTICA – – yes
315-528 AT&T MADRID – – yes
315-529 Verizon OSWEGO – – yes
315-530 Windstream SYRACUSE 2007-09-29 yes yes
315-531 Verizon PENN YAN – yes yes
315-532 Windstream OSWEGO – yes yes
315-533 Windstream ROME – yes yes
315-534 T-Mobile UTICA – yes yes
315-535 AT&T GOUVERNEUR – yes yes
315-536 Verizon PENN YAN – – yes
315-537 AT&T HARRISVL – yes yes
315-538 Windstream MACEDON – yes yes
315-539 Verizon WATERLOO – yes yes
315-540 Verizon SYRACUSE – yes yes
315-541 AT&T OGDENSBURG – yes yes
315-542 T-Mobile UTICA – yes yes
315-543 Verizon HARRISVL – yes yes
315-544 Bandwidth CARTHAGE 2010-08-19 yes yes
315-545 AT&T CAMILLUS – yes yes
315-546 Windstream LIVERPOOL – yes yes
315-547 Onvoy ONEIDA 2023-06-29 yes yes
315-548 ONTARIO TELEPHONE COMPANY, INC. PHELPS – – yes
315-549 Verizon FAYETTE – yes yes
315-551 Windstream SYRACUSE – yes yes
315-552 Verizon SYRACUSE 2003-09-05 yes yes
315-553 Charter SODUS – yes yes
315-554 AT&T SKANEATLES – yes yes
315-556 Lumen LITTLE FLS – yes yes
315-557 Lumen CLINTON – yes yes
315-558 Verizon SYRACUSE – yes yes
315-559 Verizon SYRACUSE – yes yes
315-560 AT&T SYRACUSE 2002-12-10 yes yes
315-561 T-Mobile OSWEGO 2001-08-14 yes yes
315-562 EDWARDS TEL. CO., INC. EDWARDS – yes yes
315-563 AT&T POPLAR RDG – yes yes
315-564 Frontier HANNIBAL – yes yes
315-565 Charter SYRACUSE 2010-09-07 yes yes
315-566 T-Mobile POTSDAM – yes yes
315-567 T-Mobile AUBURN 2001-08-14 yes yes
315-568 Verizon SENECA FLS – – yes
315-569 Verizon SYRACUSE – – yes
315-570 Verizon UTICA 2011-07-11 yes yes
315-571 Windstream ROME – yes yes
315-572 T-Mobile LIVERPOOL 2001-11-13 yes yes
315-573 Verizon NEWARK – yes yes
315-574 NORTHLAND NETWORKS, LTD. - NY HERKIMER – – yes
315-575 T-Mobile SYRACUSE 2001-11-30 yes yes
315-576 Verizon MARION – yes yes
315-577 Onvoy WATERLOO – yes yes
315-578 CITIZENS TEL. CO. OF HAMMOND NY, INC. MACOMB – – yes
315-579 NORTHLAND NETWORKS, LTD. - NY SYRACUSE – – yes
315-580 Verizon UTICA – yes yes
315-582 Bandwidth GOUVERNEUR – yes yes
315-583 Frontier ADAMS CTR – yes yes
315-584 Verizon MARION – yes yes
315-585 Verizon MACDOUGALL – yes yes
315-586 Verizon WATERTOWN – yes yes
315-587 Verizon NORTH ROSE – yes yes
315-588 Onvoy ALEXNDRIBY – yes yes
315-589 Verizon WILLIAMSON – yes yes
315-590 Verizon MADRID – yes yes
315-591 Windstream FULTON – yes yes
315-592 Windstream FULTON – yes yes
315-593 Windstream FULTON – – yes
315-594 Verizon WOLCOTT – yes yes
315-595 Frontier BRANCHPORT – yes yes
315-596 Charter OSWEGO – yes yes
315-597 Verizon PALMYRA – yes yes
315-598 Windstream FULTON – – yes
315-599 Verizon OSCEOLA – yes yes
315-600 NORTHLAND NETWORKS, LTD. - NY MASSENA – yes yes
315-601 T-Mobile UTICA – yes yes
315-602 NORTHLAND NETWORKS, LTD. - NY OSWEGO – yes yes
315-603 NORTHLAND NETWORKS, LTD. - NY POTSDAM – yes yes
315-604 NORTHLAND NETWORKS, LTD. - NY AUBURN – yes yes
315-605 NORTHLAND NETWORKS, LTD. - NY OGDENSBURG – yes yes
315-606 NORTHLAND NETWORKS, LTD. - NY ONEIDA – – yes
315-607 NUSO, LLC SYRACUSE 2023-02-03 yes yes
315-608 NORTHLAND NETWORKS, LTD. - NY WATERTOWN – yes yes
315-609 NORTHLAND NETWORKS, LTD. - NY STAR LAKE – yes yes
315-610 NORTHLAND NETWORKS, LTD. - NY HARRISVL – yes yes
315-612 Bandwidth AUBURN – yes yes
315-613 Onvoy DOLGEVILLE – yes yes
315-614 Onvoy OGDENSBURG – yes yes
315-615 Onvoy ONEIDA – yes yes
315-616 Onvoy STAR LAKE – yes yes
315-617 Verizon ROME – yes yes
315-618 Onvoy LITTLE FLS – yes yes
315-619 Verizon HERKIMER – yes yes
315-620 Bandwidth GENEVA – yes yes
315-621 Onvoy POTSDAM – yes yes
315-622 Verizon LIVERPOOL – yes yes
315-623 Verizon CONSTANTIA – yes yes
315-624 NORTHLAND NETWORKS, LTD. - NY UTICA – – yes
315-625 Verizon PARISH – yes yes
315-626 Frontier CATO – yes yes
315-627 Lumen MINOA – yes yes
315-628 Verizon THERESA – yes yes
315-629 Verizon EVANSMILLS – yes yes
315-630 Onvoy HAMILTON – yes yes
315-631 Lumen CAMILLUS – yes yes
315-632 Lumen FAYETTEVL – yes yes
315-633 Verizon BRIDGEPORT – yes yes
315-634 Lumen SYRACUSE – yes yes
315-635 Verizon BALDWINSVL – yes yes
315-636 Verizon AMBER – yes yes
315-637 Verizon FAYETTEVL – – yes
315-638 Verizon BALDWINSVL – – yes
315-639 TOWNSHIP TEL. CO., INC. DEXTER – yes yes
315-640 Verizon SYRACUSE – yes yes
315-641 Lumen LIVERPOOL – yes yes
315-642 Verizon PHILA – yes yes
315-643 T-Mobile MASSENA – yes yes
315-644 Verizon NATURALBDG – yes yes
315-645 Onvoy COPENHAGEN – yes yes
315-646 Verizon SACKETSHBR – yes yes
315-647 Spok SYRACUSE – – yes
315-648 NORTHLAND NETWORKS, LTD. - NY HAMILTON – – yes
315-649 TOWNSHIP TEL. CO., INC. CHAUMONT – yes yes
315-650 Onvoy CLAYTON – yes yes
315-651 Verizon WATERLOO – yes yes
315-652 Verizon LIVERPOOL – – yes
315-653 Frontier SO OTSELIC – yes yes
315-654 TOWNSHIP TEL. CO., INC. CAPEVINCNT – yes yes
315-655 Windstream CAZENOVIA – – yes
315-656 Verizon MINOA – yes yes
315-657 AT&T LIVERPOOL – yes yes
315-658 Verizon LA FARGEVL – yes yes
315-659 Verizon ANTWERP – yes yes
315-660 NORTHLAND NETWORKS, LTD. - NY WOLCOTT – yes yes
315-661 Windstream WATERTOWN – yes yes
315-662 Frontier NEWWDSTOCK – yes yes
315-663 Windstream FAYETTEVL – yes yes
315-664 T-Mobile AUBURN – yes yes
315-665 NORTHLAND NETWORKS, LTD. - NY LYONS – yes yes
315-666 Onvoy CHITTENNGO – yes yes
315-667 NORTHLAND NETWORKS, LTD. - NY MARION – yes yes
315-668 Windstream CENTRAL SQ – yes yes
315-669 NORTHLAND NETWORKS, LTD. - NY DOLGEVILLE – yes yes
315-670 Lumen WATERLOO – yes yes
315-671 NORTHLAND NETWORKS, LTD. - NY SYRACUSE – – yes
315-672 Verizon CAMILLUS – yes yes
315-673 Windstream MARCELLUS – yes yes
315-674 Charter NICHOLVL – yes yes
315-675 Verizon CLEVELAND – yes yes
315-676 Windstream CENTRAL SQ – yes yes
315-677 Verizon LAFAYETTE – yes yes
315-678 Frontier LYSANDER – yes yes
315-679 AT&T SYRACUSE 2007-02-06 yes yes
315-680 Comcast SYRACUSE 2023-02-10 yes yes
315-681 Lumen WATERTOWN – yes yes
315-682 Windstream MANLIUS – – yes
315-683 Verizon FABIUS – yes yes
315-684 Frontier MORRISVL – yes yes
315-685 Verizon SKANEATLES – – yes
315-686 Verizon CLAYTON – yes yes
315-687 Verizon CHITTENNGO – yes yes
315-688 Verizon COPENHAGEN – yes yes
315-689 Verizon JORDAN – yes yes
315-690 T-Mobile NEWARK 2002-09-09 yes yes
315-691 Frontier EARLVILLE – yes yes
315-692 Charter MANLIUS – yes yes
315-693 Windstream ONEIDA – yes yes
315-694 AT&T PENN YAN – yes yes
315-695 Windstream PHOENIX – – yes
315-696 Verizon TULLY – yes yes
315-697 Verizon CANASTOTA – yes yes
315-698 Verizon CICERO – yes yes
315-699 Verizon CICERO – – yes
315-701 Windstream SYRACUSE – – yes
315-702 Windstream AUBURN – yes yes
315-703 Windstream SYRACUSE – – yes
315-704 Verizon AUBURN – yes yes
315-705 Verizon MASSENA – yes yes
315-706 Verizon SYRACUSE – yes yes
315-707 Verizon SKANEATLES – yes yes
315-708 Verizon SYRACUSE – yes yes
315-709 Verizon ROME – yes yes
315-710 Bandwidth BRIDGEPORT 2010-07-13 yes yes
315-712 Verizon SENECA FLS – yes yes
315-713 Onvoy OGDENSBURG – yes yes
315-714 Verizon CANTON – yes yes
315-715 Verizon LIVERPOOL – yes yes
315-716 Dish GENEVA – yes yes
315-717 Verizon HERKIMER – yes yes
315-718 AT&T SYRACUSE 2024-01-26 yes yes
315-719 Verizon GENEVA – yes yes
315-720 Verizon BALDWINSVL – yes yes
315-721 Verizon UTICA – – yes
315-722 Spok UTICA – – yes
315-723 AT&T UTICA – – yes
315-724 Verizon UTICA – – yes
315-725 Verizon UTICA – – yes
315-726 Verizon SYRACUSE 2010-09-10 yes yes
315-727 Verizon SYRACUSE – – yes
315-728 NUSO, LLC SYRACUSE 2012-10-28 yes yes
315-729 Verizon SYRACUSE – – yes
315-730 Verizon AUBURN – yes yes
315-731 Verizon UTICA – yes yes
315-732 Verizon UTICA – – yes
315-733 Verizon UTICA – – yes
315-734 Verizon UTICA – yes yes
315-735 Verizon UTICA – – yes
315-736 Verizon UTICA – – yes
315-737 Verizon UTICA – yes yes
315-738 Verizon UTICA – – yes
315-739 American Messaging UTICA – – yes
315-740 Onvoy MASSENA 2016-02-29 yes yes
315-741 Verizon SYRACUSE 2011-02-07 yes yes
315-742 Verizon POTSDAM – yes yes
315-743 Lumen BALDWINSVL – yes yes
315-744 Verizon SYRACUSE 2008-03-25 yes yes
315-745 T-Mobile SENECA FLS 2002-01-09 yes yes
315-746 T-Mobile OSWEGO – yes yes
315-747 CONTACT COMMUNICATIONS, INC. MADRID – – yes
315-748 Verizon SYRACUSE 2011-03-07 yes yes
315-749 Windstream UTICA – yes yes
315-750 Verizon HAMILTON – yes yes
315-751 AT&T SYRACUSE 2003-07-09 yes yes
315-752 Windstream CICERO – yes yes
315-753 Windstream BALDWINSVL 2001-01-08 yes yes
315-754 Verizon RED CREEK – yes yes
315-755 WESTELCOM NETWORK, INC. - NY WATERTOWN 2003-02-18 yes yes
315-756 Charter BELLEVILLE – yes yes
315-757 Bandwidth MORAVIA 2011-03-18 yes yes
315-758 Bandwidth WEEDSPORT 2011-03-18 yes yes
315-759 Lumen GENEVA 2001-04-25 yes yes
315-760 T-Mobile SYRACUSE 2011-01-17 yes yes
315-761 AT&T SYLVAN BCH – yes yes
315-762 Verizon SYLVAN BCH – yes yes
315-763 PEERING HUB, INC. - NY FORESTPORT – yes yes
315-764 Verizon MASSENA – yes yes
315-765 Verizon UTICA – yes yes
315-766 Onvoy SYRACUSE 2011-03-16 yes yes
315-767 Verizon WATERTOWN – yes yes
315-768 Verizon UTICA – – yes
315-769 Verizon MASSENA – – yes
315-770 Windstream SYRACUSE – – yes
315-771 AT&T WATERTOWN – – yes
315-772 AT&T WATERTOWN – – yes
315-773 Verizon WATERTOWN – – yes
315-774 AT&T WATERTOWN – – yes
315-775 Verizon WATERTOWN – yes yes
315-776 PORT BYRON TEL. CO. PORT BYRON – yes yes
315-777 WESTELCOM NETWORK, INC. - NY WATERTOWN 2006-08-08 yes yes
315-778 Verizon WATERTOWN – – yes
315-779 Verizon WATERTOWN – yes yes
315-780 AT&T OLD FORGE – yes yes
315-781 Verizon GENEVA – – yes
315-782 Verizon WATERTOWN – – yes
315-783 Verizon WATERTOWN – – yes
315-784 Verizon OWASCO – yes yes
315-785 Verizon WATERTOWN – – yes
315-786 Verizon WATERTOWN – yes yes
315-787 Verizon GENEVA – yes yes
315-788 Verizon WATERTOWN – – yes
315-789 Verizon GENEVA – – yes
315-790 AT&T UTICA – yes yes
315-791 Verizon ONTARIO 2004-03-23 yes yes
315-792 Verizon UTICA – – yes
315-793 Verizon UTICA – yes yes
315-794 Verizon UTICA – – yes
315-795 Verizon ROME 2015-01-29 yes yes
315-796 AT&T UTICA – – yes
315-797 Verizon UTICA – – yes
315-798 Verizon UTICA – yes yes
315-799 Verizon UTICA – – yes
315-800 Onvoy SYRACUSE – yes yes
315-801 AT&T UTICA 2012-08-23 yes yes
315-802 XO NEW YORK, INC. SYRACUSE 2013-07-26 yes yes
315-803 Lumen LA FARGEVL 2016-03-15 yes yes
315-804 Lumen WATERTOWN 2006-04-26 yes yes
315-805 Lumen OWASCO 2004-07-12 yes yes
315-806 AT&T FULTON 2004-12-20 yes yes
315-807 Onvoy SYRACUSE 2006-07-03 yes yes
315-808 Windstream CAMILLUS 2006-09-20 yes yes
315-809 Lumen PHILA 2016-03-15 yes yes
315-810 Onvoy TULLY 2005-03-18 yes yes
315-812 NORTHLAND NETWORKS, LTD. - NY SODUS – yes yes
315-813 AT&T SYLVAN BCH 2006-07-17 yes yes
315-814 Verizon MADRID – – yes
315-815 Charter CAZENOVIA – yes yes
315-816 Verizon WATERTOWN 2011-07-11 yes yes
315-817 Lumen SACKETSHBR 2016-03-16 yes yes
315-818 Bandwidth EVANSMILLS 2011-01-20 yes yes
315-819 Lumen THERESA 2016-03-16 yes yes
315-820 Charter CAMDEN – yes yes
315-821 ORISKANY FALLS TEL. CORP. ORISKNYFLS – yes yes
315-822 Windstream W WINFIELD – yes yes
315-823 Verizon LITTLE FLS – yes yes
315-824 Verizon HAMILTON – yes yes
315-825 Verizon HAMILTON – yes yes
315-826 NEWPORT TEL. CO., INC. POLAND – yes yes
315-827 ONEIDA COUNTY RURAL TEL. CO. WESTERNVL – – yes
315-828 Windstream GENEVA – yes yes
315-829 VERNON TEL. CO., INC. VERNON – yes yes
315-830 Charter NEWARK 2016-03-18 yes yes
315-831 Frontier REMSEN – yes yes
315-832 T-Mobile ROME – yes yes
315-833 Windstream CAMILLUS – yes yes
315-834 Verizon WEEDSPORT – yes yes
315-835 AT&T WATERLOO – yes yes
315-836 Windstream WATERTOWN – yes yes
315-837 Frontier GEORGETOWN – yes yes
315-838 Lumen ROME – yes yes
315-839 Frontier CLAYVILLE – yes yes
315-840 Bandwidth JORDAN 2012-08-17 yes yes
315-841 Frontier WATERVILLE – yes yes
315-842 Verizon MASSENA – yes yes
315-843 VERNON TEL. CO., INC. KNOXBORO – yes yes
315-844 CONTACT COMMUNICATIONS, INC. WATERTOWN – – yes
315-845 NEWPORT TEL. CO., INC. NEWPORT – yes yes
315-846 Frontier BELLEVILLE – yes yes
315-847 AT&T PALMYRA – yes yes
315-848 Verizon STAR LAKE – yes yes
315-849 Lumen SYRACUSE 2002-01-15 yes yes
315-851 Charter WESTERNVL – yes yes
315-852 Frontier DE RUYTER – yes yes
315-853 Verizon CLINTON – yes yes
315-854 Verizon CANTON – yes yes
315-855 Frontier LEONARDSVL – yes yes
315-856 T-Mobile WATERLOO 2003-05-12 yes yes
315-857 Windstream BALDWINSVL – yes yes
315-858 Verizon RICHFLDSPG – yes yes
315-859 Verizon CLINTON – yes yes
315-860 Onvoy BARNEVELD 2016-05-03 yes yes
315-861 Frontier NOBROOKFLD – yes yes
315-862 Windstream MARCELLUS 2011-05-09 yes yes
315-863 AT&T SYRACUSE 2001-09-17 – yes
315-864 Verizon UTICA 2014-08-25 yes yes
315-865 ONEIDA COUNTY RURAL TEL. CO. HOLLD PTNT – – yes
315-866 Verizon HERKIMER – – yes
315-867 Verizon HERKIMER – yes yes
315-868 Verizon HERKIMER – yes yes
315-869 AT&T MADRID – yes yes
315-870 Verizon SYRACUSE – yes yes
315-871 Windstream LYONS 2001-12-28 yes yes
315-872 Charter MANNSVILLE – yes yes
315-873 NORTHLAND NETWORKS, LTD. - NY WATERLOO – yes yes
315-874 Charter LOWVILLE – yes yes
315-875 Windstream CANASTOTA – yes yes
315-876 AT&T SYRACUSE 2002-03-07 yes yes
315-877 AT&T SYRACUSE 2002-03-07 yes yes
315-878 T-Mobile GENEVA 2002-05-15 yes yes
315-879 T-Mobile NEWARK 2002-05-15 yes yes
315-880 T-Mobile UTICA 2016-04-07 yes yes
315-881 Bandwidth MORAVIA 2018-12-06 yes yes
315-882 Verizon SYRACUSE – yes yes
315-883 Lumen SYRACUSE 2002-05-23 yes yes
315-884 T-Mobile SYRACUSE – yes yes
315-885 T-Mobile SYRACUSE – yes yes
315-886 T-Mobile ONEIDA 2002-06-18 yes yes
315-887 AT&T FULTON 2008-10-28 yes yes
315-888 FINGER LAKES TECHNOLOGIES GROUP, INC. - NY AMBER 2012-06-14 yes yes
315-889 Verizon UNION SPG – yes yes
315-890 Verizon WADDINGTON – – yes
315-891 NEWPORT TEL. CO., INC. MIDDLEVL – yes yes
315-892 Windstream PHOENIX 2011-05-09 yes yes
315-893 Frontier MADISON – yes yes
315-894 Verizon ILION – yes yes
315-895 Verizon ILION – yes yes
315-896 Verizon BARNEVELD – yes yes
315-897 Verizon SYLVAN BCH 2006-05-22 yes yes
315-898 TELENGY L.L.C. - NY SYRACUSE 2016-04-29 yes yes
315-899 Frontier BROOKFIELD – yes yes
315-900 Bandwidth SEMPRONIUS 2023-05-03 yes yes
315-901 Verizon SYRACUSE 2016-06-23 yes yes
315-902 AT&T CLYDE – yes yes
315-903 AT&T MACEDON – yes yes
315-904 AT&T WILLIAMSON – yes yes
315-905 AT&T WOLCOTT – yes yes
315-906 Charter CLIFTONSPG – yes yes
315-907 Vonage SYRACUSE 2017-07-03 yes yes
315-908 Lumen MEXICO 2006-03-02 yes yes
315-909 T-Mobile NEWARK 2017-11-20 yes yes
315-912 Charter CONSTABLVL – yes yes
315-913 T-Mobile SYRACUSE – yes yes
315-914 NORTHLAND NETWORKS, LTD. - NY UTICA 2023-10-04 yes yes
315-915 Lumen CICERO – yes yes
315-916 T-Mobile AUBURN 2017-01-09 yes yes
315-917 NORTHLAND NETWORKS, LTD. - NY UTICA 2023-02-17 yes yes
315-918 Charter DEXTER – yes yes
315-919 Bandwidth LYONS 2019-04-08 yes yes
315-920 AT&T LIVERPOOL 2016-09-23 yes yes
315-921 T-Mobile WATERTOWN – yes yes
315-922 Verizon UTICA 2014-12-15 yes yes
315-923 Verizon CLYDE – yes yes
315-924 NORTHLAND NETWORKS, LTD. - NY PENN YAN – yes yes
315-925 Verizon SYRACUSE 2013-07-26 yes yes
315-926 Verizon MARION – yes yes
315-927 AT&T UTICA 2016-10-03 yes yes
315-928 Charter SYRACUSE – yes yes
315-929 Bandwidth CONSTANTIA 2014-06-02 yes yes
315-930 Lumen SYRACUSE 2014-07-01 yes yes
315-931 Onvoy MACDOUGALL 2016-05-09 yes yes
315-932 Windstream MANLIUS 2011-05-09 yes yes
315-933 Bandwidth SEMPRONIUS 2015-03-04 yes yes
315-934 Charter PHOENIX – yes yes
315-935 AT&T LIVERPOOL 2003-01-28 yes yes
315-936 Verizon MEXICO 2016-08-02 yes yes
315-937 Telnyx SYRACUSE 2017-01-03 yes yes
315-938 Frontier HENDERSON – yes yes
315-939 Verizon UTICA 2008-04-08 yes yes
315-940 Bandwidth HERKIMER 2014-08-01 yes yes
315-941 Verizon UTICA 2006-06-12 yes yes
315-942 Frontier BOONVILLE – yes yes
315-943 Frontier BOONVILLE – yes yes
315-944 Windstream LIVERPOOL 2007-10-17 yes yes
315-945 AT&T LYONS – – yes
315-946 Verizon LYONS – yes yes
315-947 Frontier FAIR HAVEN – yes yes
315-948 NORTHLAND NETWORKS, LTD. - NY ALEXNDRIBY – yes yes
315-949 Lumen SYRACUSE 2014-07-29 yes yes
315-951 Bandwidth CANASTOTA 2012-07-17 yes yes
315-952 T-Mobile SYRACUSE – yes yes
315-953 Charter VERNON – yes yes
315-954 Bandwidth UNION SPG 2014-06-02 yes yes
315-955 Windstream WATERTOWN – yes yes
315-956 Verizon SYRACUSE 2010-02-11 yes yes
315-957 Verizon MASSENA – yes yes
315-960 EMPIRE LONG DISTANCE CORPORATION SYRACUSE 2016-10-03 yes yes
315-961 CORETEL NEW YORK, INC. - NY ADAMS 2019-02-14 yes yes
315-962 Windstream CAZENOVIA 2011-05-09 yes yes
315-963 Verizon MEXICO – yes yes
315-964 Frontier WILLIAMSTN – yes yes
315-965 Lumen WATERTOWN 2014-10-31 yes yes
315-966 Verizon MACEDON – yes yes
315-967 Verizon FAYETTEVL 2014-09-23 yes yes
315-968 Onvoy PARISH 2014-10-31 yes yes
315-969 Onvoy FABIUS 2014-12-24 yes yes
315-971 CORETEL NEW YORK, INC. - NY FAIR HAVEN 2019-02-14 yes yes
315-972 Windstream W WINFIELD 2011-05-09 yes yes
315-973 Lumen CLAYTON 2014-10-31 yes yes
315-974 Onvoy CAMDEN 2014-12-24 yes yes
315-975 T-Mobile AUBURN 2015-03-19 yes yes
315-977 Onvoy RICHFLDSPG – yes yes
315-978 Charter CENTRAL SQ 2017-06-30 yes yes
315-979 Bandwidth CARTHAGE 2018-04-18 yes yes
315-980 Verizon SYLVAN BCH 2021-06-07 yes yes
315-981 Bandwidth OSCEOLA 2019-04-18 yes yes
315-982 Verizon UTICA 2009-07-06 yes yes
315-983 Bandwidth HERKIMER 2018-05-03 yes yes
315-984 Bandwidth HAMMOND 2018-04-24 yes yes
315-985 Verizon HERKIMER 2008-08-06 yes yes
315-986 Verizon MACEDON – – yes
315-987 Bandwidth HANNIBAL 2018-07-02 yes yes
315-988 Onvoy COPENHAGEN – yes yes
315-989 Bandwidth NORFOLK 2018-08-10 yes yes
315-990 Onvoy HEUVELTON 2016-09-22 yes yes
315-991 BALTIMORE-WASHINGTON TELEPHONE COMPANY - NY SYRACUSE 2015-06-08 yes yes
315-992 Bandwidth SYRACUSE 2015-04-27 yes yes
315-993 Lumen WADDINGTON 2015-09-11 yes yes
315-994 Onvoy POPLAR RDG 2016-09-22 yes yes
315-995 Onvoy RED CREEK 2016-09-22 yes yes
315-996 Bandwidth NORWOOD 2018-08-14 yes yes
315-997 Bandwidth ONTARIO 2018-08-15 yes yes
315-998 Onvoy MORRISTOWN 2016-09-22 yes yes
315-999 Onvoy CLEVELAND – yes yes

Frequently asked

How many prefixes does area code 315 have?

781 NXX blocks are assigned of 786 possible. Each block is 10,000 consecutive numbers, so the code currently covers about 7,810 thousand-number ranges across 149 rate centers.

What do the first three digits after 315 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 315 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 315 table?

That the block is in thousands-block pooling: carriers draw 1,000-number lots from it instead of taking all 10,000. 617 of 315'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.

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