Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 809

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-809 A Tucson AZ TCSNAZMAX0Y  890G INTRADO COMMUNICATIONS, LLC 668      
520-809 0 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2015-03-25   
520-809 1 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2015-02-25   
520-809 2 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2015-02-25   
520-809 3 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2015-02-25   
520-809 4 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2015-02-25   
520-809 5 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2015-02-25   
520-809 6 Tucson AZ TCSNAZXGDS0  7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2015-02-24   
520-809 7 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-03-30   
520-809 8 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2015-03-25   
520-809 9 Tucson AZ TCSNAZMAX0Y  890G INTRADO COMMUNICATIONS, LLC 668   2015-02-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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