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: 664

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-664 A Cibola AZ LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730      
928-664 2 Cibola AZ LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730   2022-04-13   
928-664 4 Cibola AZ   145J TERRA NOVA TELECOM INC. 730   2025-07-17   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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