Local Calling Guide

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Switch: WNCKCA11

Switch (link to prefixes) Switch name Company
WNCKCA1121W WALNUT CREEK   
WNCKCA11DS0 WALNUT CREEK  9740 PACIFIC BELL 
WNCKCA11DS1 WALNUT CREEK  9740 PACIFIC BELL 

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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