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: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-392 A Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-392 0 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-23   
520-392 1 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-23   
520-392 2 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-03-07   
520-392 3 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-03-07   
520-392 4 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2014-01-07   
520-392 5 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   
520-392 6 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   
520-392 7 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2010-05-08   
520-392 8 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2013-10-03   
520-392 9 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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