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: 884

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-884 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-884 0 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 1 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 2 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 3 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 4 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 5 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 6 Tucson AZ   508J CENTURYLINK COMMUNICATIONS, LLC 668      
520-884 7 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 8 Tucson AZ   9636 QWEST CORPORATION 668      
520-884 9 Tucson AZ   9636 QWEST CORPORATION 668      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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