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

CHARLESTON prefixes in area code 843

NANPA records 186 assigned NXX blocks to rate center CHARLESTON in area code 843, 23.8% of the 783 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. 26 holders hold those blocks, the largest being BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (66), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC (31), SUNCOM DBA T-MOBILE USA (24). The earliest assignment on record here is 2001-01-05 and the most recent 2023-05-23. 110 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots. The same rate center name also appears in area codes 217, 423, 447, 479 – overlay codes cover the same geography, so a rate center is served by all of them.

186 assigned blocks – 23.8% of 843
26 holders of record
110 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
843-200 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-202 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-203 Lumen CENTURYLINK COMMUNICATIONS, LLC 2013-05-06 yes yes
843-207 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-209 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-212 NUSO, LLC 2013-02-07 yes yes
843-214 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-218 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-219 Spok SPOK, INC. – no yes
843-223 AAA COMMUNICATIONS, LTD. – no yes
843-224 T-Mobile SUNCOM DBA T-MOBILE USA – no yes
843-225 WOW! INTERNET, CABLE AND PHONE – no yes
843-243 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-259 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-261 WOW! INTERNET, CABLE AND PHONE – yes yes
843-266 Windstream PAETEC ITEL, LLC – no yes
843-270 T-Mobile SUNCOM DBA T-MOBILE USA – no yes
843-276 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-277 Lumen LEVEL 3 COMMUNICATIONS, LLC - SC – yes yes
843-278 Lumen LEVEL 3 COMMUNICATIONS, LLC - SC – yes yes
843-296 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-297 T-Mobile SUNCOM DBA T-MOBILE USA 2001-02-23 yes yes
843-300 Windstream PAETEC ITEL, LLC 2008-11-10 yes yes
843-302 Windstream PAETEC ITEL, LLC – yes yes
843-303 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 2003-08-06 yes yes
843-308 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-323 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-324 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-327 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-329 Windstream PAETEC ITEL, LLC – yes yes
843-330 T-Mobile SUNCOM DBA T-MOBILE USA 2004-09-24 yes yes
843-343 T-Mobile SUNCOM DBA T-MOBILE USA – no yes
843-345 T-Mobile SUNCOM DBA T-MOBILE USA – no yes
843-364 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-367 T-Mobile SUNCOM DBA T-MOBILE USA 2001-01-05 yes yes
843-371 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-377 Windstream PAETEC ITEL, LLC – yes yes
843-402 Telnyx TELNYX LLC – yes yes
843-405 T-Mobile SUNCOM DBA T-MOBILE USA 2010-01-08 yes yes
843-406 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-408 Lumen LEVEL 3 COMMUNICATIONS, LLC - SC – yes yes
843-410 Lumen LEVEL 3 COMMUNICATIONS, LLC - SC 2010-08-05 yes yes
843-412 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-414 Windstream PAETEC ITEL, LLC – yes yes
843-425 T-Mobile SUNCOM DBA T-MOBILE USA 2001-09-15 yes yes
843-434 Spok SPOK, INC. – no yes
843-437 T-Mobile SUNCOM DBA T-MOBILE USA 2001-07-02 yes yes
843-442 T-Mobile SUNCOM DBA T-MOBILE USA – no yes
843-452 T-Mobile SUNCOM DBA T-MOBILE USA 2001-06-28 no yes
843-459 Telnyx TELNYX LLC 2016-12-14 yes yes
843-460 AT&T TELEPORT COMMUNICATIONS AMERICA SC- LLC – yes yes
843-469 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2002-02-26 no yes
843-471 BERKELEY CABLE TELEVISION INC DBA HOME TELECOM-SC 2004-11-12 yes yes
843-475 T-Mobile SUNCOM DBA T-MOBILE USA 2001-11-16 yes yes
843-478 T-Mobile SUNCOM DBA T-MOBILE USA 2002-01-08 no yes
843-480 T-Mobile SUNCOM DBA T-MOBILE USA 2009-12-11 yes yes
843-494 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2002-05-10 yes yes
843-501 AT&T AT&T ENTERPRISES, LLC 2011-10-26 yes yes
843-509 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-512 Spok SPOK, INC. – no yes
843-513 SOUTH CAROLINA NET, INC. - SC 2004-06-18 yes yes
843-514 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-518 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-529 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-530 T-Mobile SUNCOM DBA T-MOBILE USA 2005-07-19 yes yes
843-531 Onvoy ONVOY, LLC - SC – yes yes
843-532 T-Mobile SUNCOM DBA T-MOBILE USA – yes yes
843-534 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-552 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-553 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-554 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-556 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-557 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-559 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-566 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-568 T-Mobile SUNCOM DBA T-MOBILE USA 2002-10-21 no yes
843-569 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-570 Spok SPOK, INC. – no yes
843-571 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-572 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-573 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-574 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-576 Windstream PAETEC ITEL, LLC – yes yes
843-577 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-579 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-607 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-608 Bandwidth BANDWIDTH.COM CLEC, LLC - SC 2008-06-12 yes yes
843-609 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2007-02-28 yes yes
843-614 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2007-12-04 yes yes
843-619 AT&T TELEPORT COMMUNICATIONS AMERICA SC- LLC 2008-05-01 yes yes
843-628 Lumen LEVEL 3 COMMUNICATIONS, LLC - SC 2002-04-26 yes yes
843-637 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2007-10-18 yes yes
843-640 T-Mobile SUNCOM DBA T-MOBILE USA 2007-03-30 yes yes
843-641 Comcast COMCAST IP PHONE, LLC 2007-09-13 yes yes
843-642 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2007-06-26 yes yes
843-647 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2008-01-02 yes yes
843-666 Onvoy ONVOY, LLC - SC 2017-04-24 yes yes
843-670 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-693 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-696 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-697 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-708 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-709 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-714 Lumen LEVEL 3 TELECOM OF SOUTH CAROLINA, LLC - SC 2008-07-12 yes yes
843-718 Comcast COMCAST IP PHONE, LLC 2008-06-19 yes yes
843-720 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-721 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-722 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-723 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-724 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-725 Windstream PAETEC ITEL, LLC – yes yes
843-727 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-728 Spok SPOK, INC. – no yes
843-729 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-730 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2010-02-03 yes yes
843-735 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2007-04-02 yes yes
843-737 Comcast COMCAST IP PHONE, LLC 2006-01-19 yes yes
843-740 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-743 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-744 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-745 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-746 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-747 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-751 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2010-04-21 yes yes
843-754 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2007-08-22 yes yes
843-760 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-762 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-763 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-764 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-766 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-767 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-768 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-769 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-779 Charter TWC IP ENABLED SERVICES, LLC 2013-01-07 yes yes
843-789 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-790 Onvoy ONVOY, LLC - SC 2015-03-13 yes yes
843-792 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-793 Onvoy ONVOY, LLC - SC 2007-05-30 yes yes
843-794 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 2009-03-24 yes yes
843-795 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-797 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-801 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2007-06-05 yes yes
843-804 WOW! INTERNET, CABLE AND PHONE 2014-01-13 yes yes
843-805 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-806 Onvoy ONVOY, LLC - SC 2015-11-20 yes yes
843-807 Spok SPOK, INC. – no yes
843-810 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-813 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-814 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-817 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-818 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-819 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA – no yes
843-820 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-822 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2001-01-18 no yes
843-823 Vonage VONAGE AMERICA LLC 2018-03-20 yes yes
843-824 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-830 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-834 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-843 Charter ONVOY SPECTRUM, LLC 2023-05-23 yes yes
843-847 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 2006-01-30 yes yes
843-852 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-853 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-860 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-863 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-864 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-867 COMMIO, LLC 2017-08-03 yes yes
843-870 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-872 Peerless PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 2014-08-21 yes yes
843-876 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-901 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – yes yes
843-906 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-926 AT&T NEW CINGULAR WIRELESS PCS, LLC - GA 2007-01-31 yes yes
843-937 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-952 Lumen LEVEL 3 TELECOM OF SOUTH CAROLINA, LLC - SC 2008-07-12 yes yes
843-953 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-955 Windstream PAETEC ITEL, LLC 2022-03-30 yes yes
843-961 Spok SPOK, INC. – no yes
843-963 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – no yes
843-965 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-973 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-974 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL – yes yes
843-985 AT&T BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 2018-08-08 yes yes
843-990 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2015-07-27 yes yes
843-991 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC – no yes
843-996 AT&T AT&T ENTERPRISES, LLC 2016-10-13 yes yes
843-998 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 2015-10-09 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 SOUTHERN BELL TEL & TEL AT&T 66 35.5%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC Verizon 31 16.7%
SUNCOM DBA T-MOBILE USA T-Mobile 24 12.9%
NEW CINGULAR WIRELESS PCS, LLC - GA AT&T 13 7%
PAETEC ITEL, LLC Windstream 9 4.8%
SPOK, INC. Spok 7 3.8%
LEVEL 3 COMMUNICATIONS, LLC - SC Lumen 5 2.7%
ONVOY, LLC - SC Onvoy 5 2.7%
WOW! INTERNET, CABLE AND PHONE – 3 1.6%
COMCAST IP PHONE, LLC Comcast 3 1.6%
TELNYX LLC Telnyx 2 1.1%
TELEPORT COMMUNICATIONS AMERICA SC- LLC AT&T 2 1.1%
AT&T ENTERPRISES, LLC AT&T 2 1.1%
LEVEL 3 TELECOM OF SOUTH CAROLINA, LLC - SC Lumen 2 1.1%
CENTURYLINK COMMUNICATIONS, LLC Lumen 1 0.5%
NUSO, LLC – 1 0.5%
AAA COMMUNICATIONS, LTD. – 1 0.5%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC Verizon 1 0.5%
BERKELEY CABLE TELEVISION INC DBA HOME TELECOM-SC – 1 0.5%
SOUTH CAROLINA NET, INC. - SC – 1 0.5%
BANDWIDTH.COM CLEC, LLC - SC Bandwidth 1 0.5%
TWC IP ENABLED SERVICES, LLC Charter 1 0.5%
VONAGE AMERICA LLC Vonage 1 0.5%
ONVOY SPECTRUM, LLC Charter 1 0.5%
COMMIO, LLC – 1 0.5%
PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC Peerless 1 0.5%

Same rate center in other codes

Overlay codes cover the same geography, so one rate center is served by all of them.

Frequently asked

Which prefixes belong to CHARLESTON in area code 843?

186 blocks: 200, 202, 203, 207, 209, 212, 214, 218, 219, 223, 224, 225 and 174 more, all listed in the table above.

Which carriers have numbers in CHARLESTON?

BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (66 blocks), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC (31 blocks), SUNCOM DBA T-MOBILE USA (24 blocks), NEW CINGULAR WIRELESS PCS, LLC - GA (13 blocks), PAETEC ITEL, LLC (9 blocks), SPOK, INC. (7 blocks). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is CHARLESTON 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 843

All 783 prefixes in 843