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: 744

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-744 A Santa Ana CA LSANCAJWIMD  965H FRACTEL, LLC 730      
657-744 0 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 1 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 2 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 3 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 4 Santa Ana CA LSANCAJWIMD  965H FRACTEL, LLC 730   2021-09-09   
657-744 5 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 6 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 7 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 8 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   
657-744 9 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-09-30   

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

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