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: 518

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-518 A Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480      
251-518 0 Mobile AL MOBLALAZ02Z  6916 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 480      
251-518 1 Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480      
251-518 2 Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480      
251-518 3 Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480   2004-03-13   
251-518 4 Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480   2005-07-07   
251-518 5 Mobile AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2011-03-08   
251-518 6 Mobile AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2011-03-20   
251-518 7 Mobile AL MOBLALAZ02Z  5562 METROPCS, INC. 480   2005-07-07   
251-518 8 Mobile AL MOBLALEACM1  6581 CELLULAR SOUTH, INC. 480   2007-04-08   
251-518 9 Mobile AL MOBLALEACM1  6581 CELLULAR SOUTH, INC. 480   2007-04-08   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.