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

NXX: 205

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-205 A Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480      
251-205 0 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 1 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 2 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 3 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 4 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 5 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 6 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 7 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 8 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   
251-205 9 Mobile AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2023-10-13   

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

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