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: 347

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-347 A Tucson AZ TCSNAZMAX6Y  073H TELNYX LLC 668      
520-347 0 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2017-02-05   
520-347 1 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2017-02-05   
520-347 2 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-01-29   
520-347 3 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-03-06   
520-347 4 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-03-26   
520-347 5 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-04-09   
520-347 6 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-01-28   
520-347 7 Tucson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2017-04-09   
520-347 8 Tucson AZ TCSNAZMAX6Y  073H TELNYX LLC 668   2017-03-23   
520-347 9 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2017-02-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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