Local Calling Guide

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

NXX: 660

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-660 A Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-660 0 Casa Grande AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-04-05   
520-660 1 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2023-10-12   
520-660 2 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2023-10-12   
520-660 3 Casa Grande AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2022-11-28   
520-660 4 Casa Grande AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2022-11-28   
520-660 5 Casa Grande AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2022-11-28   
520-660 6 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-11-20   
520-660 7 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-11-20   
520-660 8 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-11-20   
520-660 9 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-11-20   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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