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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-335 A Whiteriver AZ HLLKAZXCRL0  4426 CITIZENS TELECOM CO OF WHITE MOUNTAINS INC. 666      
928-335 0 Whiteriver AZ HLLKAZXCRL0  4426 CITIZENS TELECOM CO OF WHITE MOUNTAINS INC. 666      
928-335 3 Whiteriver AZ PHNXAZMAXZY  506J TWILIO INTERNATIONAL INC 666   2020-12-04   
928-335 7 Whiteriver AZ HLLKAZXCRL0  4426 CITIZENS TELECOM CO OF WHITE MOUNTAINS INC. 666      
928-335 9 Whiteriver AZ HLLKAZXCRL0  4426 CITIZENS TELECOM CO OF WHITE MOUNTAINS INC. 666      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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