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: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 884

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-884 A Mentone AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2024-01-08   
256-884 0 Mentone AL BRHMALMTY2X  073H TELNYX LLC 476   2021-03-12   
256-884 1 Mentone AL BRHMAL41AMD  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 476   2022-06-21   
256-884 2 Mentone AL BRHMALMTYCX  506J TWILIO INTERNATIONAL, INC. 476   2021-04-22   
256-884 3 Mentone AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2023-07-21   
256-884 6 Mentone AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2023-01-28   
256-884 7 Mentone AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2021-04-15   
256-884 8 Mentone AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2021-04-15   
256-884 9 Mentone AL BRHMALMTY4X  624H ONVOY SPECTRUM, LLC 476   2023-06-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.