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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 263

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-263 A Omaha NE OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644      
531-263 0 Omaha NE OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644      
531-263 1 Omaha NE OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644      
531-263 2 Omaha NE BLLVNEBL5MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 644      
531-263 3 Omaha NE OMAHNENWXEX  7144 TELEPORT COMMUNICATIONS AMERICA, LLC - NE 644      
531-263 4 Omaha NE OMAHNENWXEX  7144 TELEPORT COMMUNICATIONS AMERICA, LLC - NE 644      
531-263 5 Omaha NE OMAHNENWXEX  7144 TELEPORT COMMUNICATIONS AMERICA, LLC - NE 644      
531-263 6 Omaha NE OMAHNENWXEX  7144 TELEPORT COMMUNICATIONS AMERICA, LLC - NE 644      
531-263 7 Omaha NE OMAHNENWXJX  508J CENTURYLINK COMMUNICATIONS, LLC 644      
531-263 8 Omaha NE BLLVNEBL5MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 644      
531-263 9 Omaha NE OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.