Local Calling Guide

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Switch: CLMASCBQ

Switch (link to prefixes) Switch name Company
CLMASCBQRS1 COLUMBIA BECKMAN ROAD  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

Sponsored by: ISP Telecom

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