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: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
252-303 A Spring Hope NC   793K TWC IP ENABLED SERVICES, LLC 951   2025-04-17   
252-303 0 Spring Hope NC   793K TWC IP ENABLED SERVICES, LLC 951      
252-303 1 Spring Hope NC   793K TWC IP ENABLED SERVICES, LLC 951   2013-05-21   
252-303 2 Spring Hope NC RCMTNCXAXDY  998E BANDWIDTH.COM CLEC, LLC - NC 951   2013-08-23   
252-303 3 Spring Hope NC RCMTNCXAXTX  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 951   2016-06-10   
252-303 4 Spring Hope NC RCMTNCXAXIZ  073H TELNYX LLC 951   2020-10-22   
252-303 5 Spring Hope NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2018-08-30   
252-303 6 Spring Hope NC RCMTNCXAXJY  638E ONVOY, LLC - NC 951   2018-08-30   
252-303 7 Spring Hope NC RCMTNCXAXZY  508J CENTURYLINK COMMUNICATIONS, LLC 951   2013-11-19   
252-303 9 Spring Hope NC RCMTNCXA12Z  490J DISH WIRELESS, LLC 951   2023-07-16   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.