Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 854 [Rate centres in NPA 854] [Dial plan for NPA 854]

NXX: 201

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
854-201 A Walterboro SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436      
854-201 0 Walterboro SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2019-06-13   
854-201 1 Walterboro SC CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2019-06-27   
854-201 2 Walterboro SC CHTNSCFUDS1  098H PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC 436   2019-09-14   
854-201 3 Walterboro SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2019-10-27   
854-201 4 Walterboro SC CHTNSCDT24Z  318J COMCAST IP PHONE, LLC 436   2020-01-02   
854-201 5 Walterboro SC CHTNSCDT23Z  624H ONVOY SPECTRUM, LLC 436   2021-11-12   
854-201 6 Walterboro SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2019-02-08   
854-201 7 Walterboro SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2019-02-08   
854-201 8 Walterboro SC CHTNSCDTX5Z  635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 436   2019-02-08   
854-201 9 Walterboro SC CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2019-06-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.