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: 801

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-801 A Tucson AZ   410H WIDE VOICE, LLC - AZ 668   2025-06-12   
520-801 1 Tucson AZ   410H WIDE VOICE, LLC - AZ 668   2025-06-12   
520-801 2 Tucson AZ   490J DISH WIRELESS, LLC 668   2025-10-10   
520-801 3 Tucson AZ   490J DISH WIRELESS, LLC 668   2026-01-05   
520-801 4 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2025-10-02   
520-801 5 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2025-10-02   
520-801 6 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2025-10-02   
520-801 7 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2025-10-02   
520-801 8 Tucson AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2025-10-02   

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

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