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: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-372 A Belle Fontaine AL MOBLALAZ13Z  624H ONVOY SPECTRUM, LLC 480      
251-372 0 Belle Fontaine AL MOBLALAZ13Z  624H ONVOY SPECTRUM, LLC 480   2021-11-03   
251-372 1 Belle Fontaine AL MOBLALAZ16Z  318J COMCAST IP PHONE, LLC 480   2023-09-21   
251-372 2 Belle Fontaine AL MOBLALAZ13Z  624H ONVOY SPECTRUM, LLC 480   2022-02-19   
251-372 4 Belle Fontaine AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2022-12-23   
251-372 5 Belle Fontaine AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2022-12-23   
251-372 6 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2022-03-25   
251-372 7 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2022-03-25   
251-372 8 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2021-11-30   
251-372 9 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2021-11-30   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.