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: 441

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-441 A Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 0 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 1 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 2 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 3 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 4 Mobile AL MOBLALAZXUY  072F BANDWIDTH.COM CLEC, LLC - AL 480   2015-10-18   
251-441 5 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 6 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 7 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 8 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      
251-441 9 Mobile AL MOBLALAZDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 480      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.