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: 618

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-618 A Ashland AL BRHMAL16CM2  6744 SOUTHERN COMMUNICATIONS SERVICES 476      
256-618 0 Ashland AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2021-01-15   
256-618 1 Ashland AL BRHMAL16CM2  6744 SOUTHERN COMMUNICATIONS SERVICES 476   2003-11-27   
256-618 2 Ashland AL BRHMAL16CM2  6744 SOUTHERN COMMUNICATIONS SERVICES 476   2005-05-31   
256-618 3 Ashland AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2021-01-15   
256-618 4 Ashland AL BRHMALMT99Z  476F CORETEL ALABAMA, INC. - AL 476   2019-05-20   
256-618 5 Ashland AL BRHMALMT99Z  476F CORETEL ALABAMA, INC. - AL 476   2019-05-20   
256-618 6 Ashland AL BRHMALMT99Z  476F CORETEL ALABAMA, INC. - AL 476   2019-05-20   
256-618 7 Ashland AL BRHMALMT99Z  476F CORETEL ALABAMA, INC. - AL 476   2019-05-20   
256-618 8 Ashland AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2019-01-18   
256-618 9 Ashland AL BRHMALMT32Z  604E ONVOY, LLC - AL 476   2019-01-18   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.