Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-529 A Kingman AZ   612K CSC VOICE, LLC 666      
928-529 0 Kingman AZ GLVYAZXC2MD  6529 T-MOBILE USA, INC. 666   2018-09-21   
928-529 1 Kingman AZ PHNXAZMAXTY  321J HD CARRIER LLC 666   2018-01-28   
928-529 2 Kingman AZ   612K CSC VOICE, LLC 666   2014-04-07   
928-529 3 Kingman AZ   612K CSC VOICE, LLC 666   2014-04-07   
928-529 4 Kingman AZ   612K CSC VOICE, LLC 666   2014-04-07   
928-529 5 Kingman AZ   612K CSC VOICE, LLC 666   2014-04-07   
928-529 6 Kingman AZ GLVYAZXC2MD  6529 T-MOBILE USA, INC. 666   2018-04-12   
928-529 7 Kingman AZ GLVYAZXC2MD  6529 T-MOBILE USA, INC. 666   2017-09-10   
928-529 8 Kingman AZ GLVYAZXC2MD  5562 METROPCS, INC. 666   2016-06-05   
928-529 9 Kingman AZ GLVYAZXC2MD  5562 METROPCS, INC. 666   2016-06-05   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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