Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 251 [Rate centres in NPA 251] [Dial plan for NPA 251]

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-390 A Bayou La Batre AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480      
251-390 0 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-11-30   
251-390 1 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-11-30   
251-390 2 Bayou La Batre AL   318J COMCAST IP PHONE, LLC 480   2025-04-25   
251-390 3 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-03-24   
251-390 4 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-07-29   
251-390 5 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-07-29   
251-390 6 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-03-26   
251-390 7 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-03-26   
251-390 8 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-03-26   
251-390 9 Bayou La Batre AL   604E ONVOY, LLC - AL 480   2021-03-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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