Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 657

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-657 A Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-657 0 Cypress TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2023-08-31   
346-657 1 Cypress TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-10-03   
346-657 2 Cypress TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-10-03   
346-657 3 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-09-17   
346-657 4 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-09-17   
346-657 5 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-09-17   
346-657 6 Cypress TX   903C ONVOY, LLC - TX 560   2024-05-29   
346-657 7 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-07-15   
346-657 8 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-07-15   
346-657 9 Cypress TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-07-15   

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

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