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: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-288 A Winslow AZ JSCYAZMARS1  9636 QWEST CORPORATION 666      
928-288 0 Winslow AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2014-03-23   
928-288 1 Winslow AZ   9636 QWEST CORPORATION 666      
928-288 2 Winslow AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2011-12-08   
928-288 3 Winslow AZ   9636 QWEST CORPORATION 666      
928-288 4 Winslow AZ   630E ONVOY, LLC - AZ 666   2012-05-18   
928-288 5 Winslow AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666   2012-11-11   
928-288 6 Winslow AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2013-10-04   
928-288 7 Winslow AZ   630E ONVOY, LLC - AZ 666   2012-12-16   
928-288 8 Winslow AZ   9636 QWEST CORPORATION 666      
928-288 9 Winslow AZ   9636 QWEST CORPORATION 666      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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