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: 252 [Rate centres in NPA 252] [Dial plan for NPA 252]

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
252-372 A Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951      
252-372 0 Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2023-09-24   
252-372 1 Hamilton NC RCMTNCXAXLZ  624H ONVOY SPECTRUM, LLC 951   2024-03-20   
252-372 2 Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2022-12-23   
252-372 3 Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2021-04-04   
252-372 4 Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2023-02-19   
252-372 7 Hamilton NC   793K TWC IP ENABLED SERVICES, LLC 951   2025-04-16   
252-372 8 Hamilton NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2023-03-23   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.