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: 472

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-472 A Casa Grande AZ MRCPAZMADS0  9636 QWEST CORPORATION 666      
520-472 0 Casa Grande AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2020-08-07   
520-472 1 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2021-06-17   
520-472 2 Casa Grande AZ MRCPAZMADS0  9636 QWEST CORPORATION 666   2019-09-25   
520-472 3 Casa Grande AZ MRCPAZMADS0  9636 QWEST CORPORATION 666   2019-09-25   
520-472 4 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2020-11-03   
520-472 5 Casa Grande AZ PHNXAZMAXZY  506J TWILIO INTERNATIONAL, INC. 666   2020-12-04   
520-472 6 Casa Grande AZ MRCPAZMADS0  9636 QWEST CORPORATION 666   2020-11-21   
520-472 7 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2020-11-27   
520-472 8 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2021-06-17   
520-472 9 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2021-06-17   

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

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