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: 934

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-934 A Tucson AZ TCSMAZCHFMD  516J TON80 COMMUNICATIONS, LLC 668      
520-934 0 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 1 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 2 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 3 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 4 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 5 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 6 Tucson AZ   516J TON80 COMMUNICATIONS, LLC 668   2021-06-08   
520-934 7 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 8 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   
520-934 9 Tucson AZ   6529 T-MOBILE USA, INC. 668   2021-06-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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