Local Calling Guide

Area code/prefix search

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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-281 A Seligman AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
928-281 0 Seligman AZ PHNAAZGY3MD  073H TELNYX LLC 666   2022-07-29   
928-281 1 Seligman AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2018-09-30   
928-281 6 Seligman AZ PHNXAZMAXYX  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2022-09-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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