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: 309

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-309 A Decatur AL DCTRALMTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-309 0 Decatur AL DCTRALMTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-309 1 Decatur AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2013-01-26   
256-309 2 Decatur AL DCTRALMTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-309 3 Decatur AL HNVIAL03CM1  7475 POWERTEL BIRMINGHAM LICENSES, INC. 477   2022-10-06   
256-309 4 Decatur AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2012-05-06   
256-309 5 Decatur AL DCTRALMTDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-309 6 Decatur AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2019-11-08   
256-309 7 Decatur AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
256-309 8 Decatur AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
256-309 9 Decatur AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.