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: 351

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-351 A Spring TX   792K CHARTER IP ENABLED SERVICES, LLC 560   2025-02-11   
346-351 0 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-12-19   
346-351 1 Spring TX   792K CHARTER IP ENABLED SERVICES, LLC 560   2016-07-23   
346-351 2 Spring TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2016-10-14   
346-351 3 Spring TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-08-10   
346-351 4 Spring TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-08-10   
346-351 5 Spring TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-08-10   
346-351 6 Spring TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-09-10   
346-351 7 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-12-19   
346-351 8 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-12-19   
346-351 9 Spring TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-12-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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