Local Calling Guide

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Switch: LARLMDLR

Switch (link to prefixes) Switch name Company
LARLMDLR3MD   2596 QUANTUM TELECOMMUNICATIONS, INC. - MD 
LARLMDLRDS0 LAUREL  9212 VERIZON MARYLAND, INC. 

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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