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: Thu, 16 Jul 2026 02:21:55 UTC

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