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: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 419

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-419 A Flagstaff AZ PHNXAZMAY0X  425J CSC WIRELESS, LLC 666      
928-419 0 Flagstaff AZ FLGSAZ032MD  4146 SMITH BAGLEY INC. DBA CELLULAR ONE OF NE ARIZONA 666      
928-419 1 Flagstaff AZ PHNXAZMAY0X  425J CSC WIRELESS, LLC 666      
928-419 2 Flagstaff AZ PHNXAZMAY0X  425J CSC WIRELESS, LLC 666      
928-419 3 Flagstaff AZ PHNXAZMAX2Y  5736 COMMNET WIRELESS, LLC 666      
928-419 4 Flagstaff AZ   425J CSC WIRELESS, LLC 666      
928-419 5 Flagstaff AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
928-419 6 Flagstaff AZ PHNXAZMAXYX  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666      
928-419 7 Flagstaff AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-419 8 Flagstaff AZ PHNXAZ28VMD  073H TELNYX LLC 666      
928-419 9 Flagstaff AZ FLGSAZ032MD  4146 SMITH BAGLEY INC. DBA CELLULAR ONE OF NE ARIZONA 666      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.