Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

NXX: 525

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-525 A Fullerton CA LSANCAJW7MD  939H COMMIO, LLC 730      
657-525 0 Fullerton CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-11-25   
657-525 1 Fullerton CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-11-25   
657-525 2 Fullerton CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-11-25   
657-525 3 Fullerton CA LSANCAJW7MD  939H COMMIO, LLC 730   2021-11-25   
657-525 4 Fullerton CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-11-28   
657-525 5 Fullerton CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-11-28   
657-525 6 Fullerton CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-11-28   
657-525 7 Fullerton CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-11-28   
657-525 8 Fullerton CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-11-26   
657-525 9 Fullerton CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2021-11-26   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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