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: 534

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-534 A Safford AZ TCSMAZCHFMD  516J TON80 COMMUNICATIONS, LLC 668      
928-534 0 Safford AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2022-08-15   
928-534 1 Safford AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2022-08-15   
928-534 2 Safford AZ TCSMAZCHFMD  516J TON80 COMMUNICATIONS, LLC 668   2022-04-18   
928-534 3 Safford AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2022-08-15   
928-534 4 Safford AZ TCSMAZCH9MD  939H COMMIO, LLC 668   2022-12-03   
928-534 5 Safford AZ TCSMAZCH9MD  939H COMMIO, LLC 668   2022-12-03   
928-534 6 Safford AZ TCSMAZCH9MD  939H COMMIO, LLC 668   2022-12-03   
928-534 7 Safford AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2024-02-13   
928-534 8 Safford AZ TCSMAZCH9MD  939H COMMIO, LLC 668   2022-09-05   
928-534 9 Safford AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2022-08-25   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.