Local Calling Guide

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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 474

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-474 A Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 0 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 1 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 2 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 3 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 4 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 5 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 6 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 7 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 8 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-474 9 Tucson AZ   624H ONVOY SPECTRUM, LLC 668      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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