Local Calling Guide

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Switch: FRSMCA15

Switch (link to prefixes) Switch name Company
FRSMCA150MD   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 
FRSMCA151MD   073H TELNYX LLC 

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

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