Local Calling Guide

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Switch: PRVDRINW

Switch (link to prefixes) Switch name Company
PRVDRINW4MD   4016 LEVEL 3 COMMUNICATIONS, LLC - RI 
PRVDRINW5MD   073H TELNYX LLC 
PRVDRINW6MD   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 

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

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