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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-200 A Foley AL FOLYALXAIMD  5562 METROPCS, INC. 480      
251-200 0 Foley AL FOLYALXA4MD  773F MCC TELEPHONY OF THE SOUTH, LLC - AL 480   2011-01-10   
251-200 1 Foley AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2016-06-04   
251-200 2 Foley AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2016-08-01   
251-200 3 Foley AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2016-11-17   
251-200 4 Foley AL MOBLALAZ4MD  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 480   2018-11-24   
251-200 5 Foley AL MOBLALAZ4MD  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 480   2020-05-22   
251-200 6 Foley AL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2024-02-03   
251-200 7 Foley AL FOLYALXAIMD  5562 METROPCS, INC. 480   2020-12-28   
251-200 8 Foley AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2021-04-15   
251-200 9 Foley AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480   2021-05-31   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.