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: 567

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-567 A Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
657-567 0 Santa Ana CA LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-05-29   
657-567 1 Santa Ana CA LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-05-29   
657-567 2 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 3 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 4 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 5 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 6 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 7 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-05-28   
657-567 8 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-01-03   
657-567 9 Santa Ana CA LSANCARC86Z  996H AIRESPRING, INC. 730   2020-06-19   

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

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