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: 251 [Rate centres in NPA 251] [Dial plan for NPA 251]

NXX: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-678 A Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480      
251-678 0 Atmore AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2024-09-10   
251-678 4 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2023-05-14   
251-678 5 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2023-06-09   
251-678 6 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2022-10-31   
251-678 7 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2022-10-31   
251-678 8 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2022-10-31   
251-678 9 Atmore AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2022-10-31   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.