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: 449

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-449 A Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480      
251-449 0 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-08-20   
251-449 1 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-08-20   
251-449 3 Finchburg AL ATMRALXAXMD  604E ONVOY, LLC - AL 480   2021-07-29   
251-449 4 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-04-07   
251-449 5 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-04-07   
251-449 6 Finchburg AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2021-12-04   
251-449 7 Finchburg AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2021-12-04   
251-449 8 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-11-11   
251-449 9 Finchburg AL ATMRALXANMD  624H ONVOY SPECTRUM, LLC 480   2021-11-11   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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