Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DLLSTX97XVX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
945-350 A Dallas TX 733J WIRETAP TELECOM, LLC. 552   2024-11-02   
945-350 1 Dallas TX 733J WIRETAP TELECOM, LLC. 552   2024-11-02   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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