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

SHREVEPORT prefixes in area code 318

NANPA records 172 assigned NXX blocks to rate center SHREVEPORT in area code 318, 22.5% of the 765 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 36 holders hold those blocks, the largest being BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (56), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA (22), NEW CINGULAR WIRELESS PCS, LLC - GA (21). The earliest assignment on record here is 2001-02-12 and the most recent 2026-02-27. 111 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.

172 assigned blocks – 22.5% of 318
36 holders of record
111 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
318-200 Bandwidth BANDWIDTH.COM CLEC, LLC - LA 2008-06-30 yes yes
318-203 Charter ONVOY SPECTRUM, LLC 2022-10-17 yes yes
318-205 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-207 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2001-08-13 yes yes
318-208 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – yes yes
318-210 Comcast COMCAST IP PHONE, LLC – yes yes
318-212 Lumen CENTURYLINK COMMUNICATIONS LLC - LA – no yes
318-213 Lumen CENTURYLINK COMMUNICATIONS LLC - LA – no yes
318-216 NUSO, LLC – yes yes
318-218 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-219 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-220 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-221 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-222 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-226 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-227 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-230 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2001-10-08 yes yes
318-236 CP-TEL NETWORK SERVICES, INC. - LA 2001-12-19 no yes
318-241 Spok SPOK, INC. – no yes
318-250 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – yes yes
318-272 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2002-03-13 no yes
318-286 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2002-03-14 no yes
318-294 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2002-04-11 no yes
318-300 Lumen LEVEL 3 COMMUNICATIONS, LLC - LA 2010-12-16 yes yes
318-313 T-Mobile METROPCS, INC. 2011-09-12 yes yes
318-317 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2011-10-21 yes yes
318-320 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-328 WIRETAP TELECOM, LLC. 2026-02-23 yes yes
318-344 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2001-03-28 yes yes
318-347 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-349 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2001-05-07 yes yes
318-364 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-08-06 yes yes
318-383 Onvoy ONVOY, LLC - LA 2015-11-23 yes yes
318-393 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-399 Lumen LEVEL 3 COMMUNICATIONS, LLC - LA – yes yes
318-400 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2011-04-27 yes yes
318-401 AT&T AT&T - LOCAL – yes yes
318-402 Lumen LEVEL 3 COMMUNICATIONS, LLC - LA 2002-04-29 yes yes
318-404 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2002-10-18 yes yes
318-408 Bandwidth BANDWIDTH.COM CLEC, LLC - LA 2003-05-21 yes yes
318-415 Windstream PAETEC ITEL, LLC – yes yes
318-422 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-423 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-424 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-425 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-426 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-429 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 no yes
318-453 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-454 E. RITTER COMMUNICATIONS, LLC 2025-12-23 yes yes
318-455 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-456 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-457 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC 2025-03-27 yes yes
318-458 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-459 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-464 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-465 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – no yes
318-469 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-470 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-505 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2009-08-03 yes yes
318-507 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2011-10-21 yes yes
318-510 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2003-05-30 no yes
318-517 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2009-12-08 yes yes
318-518 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-522 HD CARRIER LLC 2023-03-10 yes yes
318-524 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-525 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-529 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2009-07-17 yes yes
318-532 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2010-03-17 yes yes
318-540 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2010-05-11 yes yes
318-549 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-550 Windstream PAETEC ITEL, LLC 2001-06-12 yes yes
318-553 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2010-06-14 yes yes
318-560 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2001-02-12 no yes
318-562 Lumen LEVEL 3 TELECOM OF LOUISIANA, LLC - LA 2010-06-14 yes yes
318-564 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-572 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2001-03-01 yes yes
318-573 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – yes yes
318-580 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2012-01-24 yes yes
318-584 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2004-01-21 yes yes
318-585 Onvoy ONVOY, LLC - LA 2016-07-08 yes yes
318-588 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2004-04-23 yes yes
318-603 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-606 NUSO, LLC 2012-11-02 yes yes
318-617 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-621 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-626 AT&T AT&T ENTERPRISES, LLC 2015-01-28 yes yes
318-629 Lumen CENTURYLINK COMMUNICATIONS LLC - LA – no yes
318-630 Spok SPOK, INC. – no yes
318-631 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-632 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-635 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-636 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-638 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-642 Vonage VONAGE AMERICA LLC 2018-03-13 yes yes
318-655 AT&T TELEPORT COMMUNICATIONS AMERICA LA - LLC – yes yes
318-656 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2018-06-15 yes yes
318-658 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2006-10-16 yes yes
318-666 Onvoy ONVOY, LLC - LA 2015-11-25 yes yes
318-670 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-671 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-673 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-674 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-675 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-676 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-677 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-678 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-681 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-682 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-683 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-684 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2018-07-23 yes yes
318-685 AIRUS, INC. - LA 2019-04-15 yes yes
318-686 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-687 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-688 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-689 Spok SPOK, INC. – no yes
318-693 VoIP Innovations VOIP INNOVATIONS, LLC 2019-06-18 yes yes
318-698 Lumen CENTURYLINK COMMUNICATIONS LLC - LA – no yes
318-701 Lumen LEVEL 3 COMMUNICATIONS, LLC - LA 2016-01-14 yes yes
318-703 Lumen LEVEL 3 TELECOM OF LOUISIANA, LLC - LA 2006-01-25 yes yes
318-716 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – yes yes
318-725 EXIANT COMMUNICATIONS LLC 2019-11-05 yes yes
318-734 Onvoy ONVOY, LLC - LA 2008-06-12 yes yes
318-735 Telnyx TELNYX LLC 2019-11-20 yes yes
318-741 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-742 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-746 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-747 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-751 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA – yes yes
318-752 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-754 Onvoy ONVOY, LLC - LA 2008-09-23 yes yes
318-759 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-761 IP HORIZON LLC 2021-04-01 yes yes
318-762 T-Mobile METROPCS, INC. 2008-02-28 yes yes
318-771 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 2006-08-18 yes yes
318-773 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
318-779 Comcast COMCAST IP PHONE, LLC 2006-07-20 yes yes
318-780 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – yes yes
318-795 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-797 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-798 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-799 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – yes yes
318-800 Onvoy ONVOY, LLC - LA 2015-01-28 yes yes
318-813 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-820 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – yes yes
318-828 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2006-10-16 yes yes
318-833 FRACTEL, LLC 2019-05-07 yes yes
318-834 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – yes yes
318-840 AT&T TELEPORT COMMUNICATIONS AMERICA LA - LLC – yes yes
318-841 Lumen CENTURYLINK COMMUNICATIONS LLC - LA – no yes
318-848 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-860 COMMIO, LLC 2022-04-19 yes yes
318-861 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-862 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-863 Dish BOOST SUBSCRIBERCO L.L.C. 2023-05-01 yes yes
318-864 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – yes yes
318-865 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-866 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-868 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-869 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL – no yes
318-888 Onvoy ONVOY, LLC - LA 2017-03-28 yes yes
318-895 Twilio TWILIO INTERNATIONAL, INC. 2021-12-07 yes yes
318-896 WAVENATION, LLC 2026-02-27 yes yes
318-900 Onvoy ONVOY, LLC - LA 2015-08-14 yes yes
318-901 Charter ONVOY SPECTRUM, LLC 2021-04-14 yes yes
318-908 Onvoy ONVOY, LLC - LA – no yes
318-918 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 2007-06-18 yes yes
318-921 NUSO, LLC 2025-01-22 yes yes
318-934 AT&T BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 2001-05-11 yes yes
318-944 TERRA NOVA TELECOM INC. 2022-05-13 yes yes
318-946 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2007-06-20 yes yes
318-963 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA – yes yes
318-990 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2005-06-29 yes yes

The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.

Who holds the blocks

HolderBrandBlocksShare here
BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL AT&T 56 32.6%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA Verizon 22 12.8%
NEW CINGULAR WIRELESS PCS, LLC - GA AT&T 21 12.2%
ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC – 15 8.7%
ONVOY, LLC - LA Onvoy 9 5.2%
CENTURYLINK COMMUNICATIONS LLC - LA Lumen 5 2.9%
LEVEL 3 COMMUNICATIONS, LLC - LA Lumen 4 2.3%
NUSO, LLC – 3 1.7%
SPOK, INC. Spok 3 1.7%
BANDWIDTH.COM CLEC, LLC - LA Bandwidth 2 1.2%
ONVOY SPECTRUM, LLC Charter 2 1.2%
COMCAST IP PHONE, LLC Comcast 2 1.2%
METROPCS, INC. T-Mobile 2 1.2%
PAETEC ITEL, LLC Windstream 2 1.2%
LEVEL 3 TELECOM OF LOUISIANA, LLC - LA Lumen 2 1.2%
TELEPORT COMMUNICATIONS AMERICA LA - LLC AT&T 2 1.2%
CP-TEL NETWORK SERVICES, INC. - LA – 1 0.6%
WIRETAP TELECOM, LLC. – 1 0.6%
AT&T - LOCAL AT&T 1 0.6%
E. RITTER COMMUNICATIONS, LLC – 1 0.6%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC Verizon 1 0.6%
HD CARRIER LLC – 1 0.6%
AT&T ENTERPRISES, LLC AT&T 1 0.6%
VONAGE AMERICA LLC Vonage 1 0.6%
AIRUS, INC. - LA – 1 0.6%
VOIP INNOVATIONS, LLC VoIP Innovations 1 0.6%
EXIANT COMMUNICATIONS LLC – 1 0.6%
TELNYX LLC Telnyx 1 0.6%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA Verizon 1 0.6%
IP HORIZON LLC – 1 0.6%
FRACTEL, LLC – 1 0.6%
COMMIO, LLC – 1 0.6%
BOOST SUBSCRIBERCO L.L.C. Dish 1 0.6%
TWILIO INTERNATIONAL, INC. Twilio 1 0.6%
WAVENATION, LLC – 1 0.6%
TERRA NOVA TELECOM INC. – 1 0.6%

Frequently asked

Which prefixes belong to SHREVEPORT in area code 318?

172 blocks: 200, 203, 205, 207, 208, 210, 212, 213, 216, 218, 219, 220 and 160 more, all listed in the table above.

Which carriers have numbers in SHREVEPORT?

BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (56 blocks), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA (22 blocks), NEW CINGULAR WIRELESS PCS, LLC - GA (21 blocks), ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC (15 blocks), ONVOY, LLC - LA (9 blocks), CENTURYLINK COMMUNICATIONS LLC - LA (5 blocks). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is SHREVEPORT a city?

It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.

Other rate centers in 318

All 765 prefixes in 318