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: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-331 A Gila Bend AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666      
928-331 0 Gila Bend AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2015-08-28   
928-331 1 Gila Bend AZ   630E ONVOY, LLC - AZ 666   2016-03-14   
928-331 2 Gila Bend AZ   630E ONVOY, LLC - AZ 666   2016-03-14   
928-331 3 Gila Bend AZ   630E ONVOY, LLC - AZ 666   2017-06-19   
928-331 4 Gila Bend AZ   579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2020-05-10   
928-331 5 Gila Bend AZ   579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2021-05-28   
928-331 7 Gila Bend AZ   508J CENTURYLINK COMMUNICATIONS, LLC 666   2015-09-26   
928-331 8 Gila Bend AZ   630E ONVOY, LLC - AZ 666   2020-11-24   
928-331 9 Gila Bend AZ   073H TELNYX LLC 666   2018-05-01   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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