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.

Switch: HNVIALDYDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-206 9 Athens AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2004-09-07   
256-280 9 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2004-09-07   
256-313 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-319 A Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-327 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-336 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-428 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-450 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-544 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-615 A Cullman AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-615 0 Cullman AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-616 A Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-616 0 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-704 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-705 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-730 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-801 6 Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2016-05-19   
256-842 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-876 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-955 A Huntsville AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 A Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 0 Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 1 Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 3 Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 4 Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-961 8 Madison AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-973 A Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-973 2 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 3 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 4 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 5 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 6 Decatur AL 7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.