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: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-997 A Satsuma TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2026-09-14   
346-997 0 Satsuma TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-09-15   
346-997 1 Satsuma TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-09-15   
346-997 6 Satsuma TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2026-09-14   
346-997 7 Satsuma TX   903C ONVOY, LLC - TX 560   2026-09-15   
346-997 8 Satsuma TX   903C ONVOY, LLC - TX 560   2026-09-15   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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