Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 839 [Rate centres in NPA 839] [Dial plan for NPA 839]

NXX: 321

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
839-321 A Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 0 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 1 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 2 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 3 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 4 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 5 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 6 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 7 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 8 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   
839-321 9 Columbia SC   635C TELEPORT COMMUNICATIONS AMERICA SC- LLC 434   2025-07-11   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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