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.

Boiling Springs Lake, NC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
910-351 A SHLTNCXA5MD  793K TWC IP ENABLED SERVICES, LLC 428      
910-351 0 SHLTNCXA5MD  793K TWC IP ENABLED SERVICES, LLC 428      
910-351 2   145J TERRA NOVA TELECOM INC. 428   2025-07-18   
910-351 3 WLMGNC032MD  939H COMMIO, LLC 428   2022-02-17   
910-351 4 WLMGNC032MD  939H COMMIO, LLC 428   2022-02-17   
910-351 8 SHLTNCXA5MD  793K TWC IP ENABLED SERVICES, LLC 428   2013-03-22   
910-845 A BSLKNCXARS1  0468 ATLANTIC TEL. MEMBERSHIP CORP. 428      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.