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: 910 [Rate centres in NPA 910] [Dial plan for NPA 910]

NXX: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
910-637 A Aberdeen NC   793K TWC IP ENABLED SERVICES, LLC 949   2025-03-12   
910-637 0 Aberdeen NC   793K TWC IP ENABLED SERVICES, LLC 949      
910-637 1 Aberdeen NC   939H COMMIO, LLC 949   2022-11-06   
910-637 2 Aberdeen NC   8645 SUNCOM DBA T-MOBILE USA 949   2024-05-14   
910-637 3 Aberdeen NC   8645 SUNCOM DBA T-MOBILE USA 949   2024-05-14   
910-637 4 Aberdeen NC   8645 SUNCOM DBA T-MOBILE USA 949   2024-05-14   
910-637 5 Aberdeen NC   5562 METROPCS, INC. 949   2024-06-28   
910-637 6 Aberdeen NC   638E ONVOY, LLC - NC 949   2020-11-08   
910-637 7 Aberdeen NC   8645 SUNCOM DBA T-MOBILE USA 949   2024-09-03   
910-637 8 Aberdeen NC   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 949   2022-12-15   
910-637 9 Aberdeen NC   638E ONVOY, LLC - NC 949   2023-09-18   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.