Local Calling Guide

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Switch: PTBGMIAK

Switch (link to prefixes) Switch name Company
PTBGMIAKDS0 PETERSBURG  0691 DEERFIELD FARMERS TEL. CO. 
PTBGMIAKDS0 PETERSBURG  558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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