Local Calling Guide

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  • Enter full or partial CLLI code to see all matching switches.

Switch: HSTNTXPB

Switch (link to prefixes) Switch name Company
HSTNTXPB01T HOUSTON   
HSTNTXPB6MD   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 
HSTNTXPBDS0 HOUSTON   
HSTNTXPBDS1 HOUSTON   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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