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: 771

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-771 A Tucson AZ TCSMAZCH0MD  197D VONAGE AMERICA LLC 668      
520-771 0 Tucson AZ TCSMAZCH0MD  197D VONAGE AMERICA LLC 668   2018-02-10   
520-771 1 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2018-08-11   
520-771 2 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2018-10-28   
520-771 3 Tucson AZ TCSMAZOI4MD  5562 METROPCS, INC. 668   2019-02-10   
520-771 4 Tucson AZ TCSMAZOI4MD  5562 METROPCS, INC. 668   2019-02-10   
520-771 5 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2018-11-05   
520-771 6 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2018-06-28   
520-771 7 Tucson AZ TCSMAZOI4MD  5562 METROPCS, INC. 668   2019-02-03   
520-771 8 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2018-06-28   
520-771 9 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2018-06-28   

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

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