Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: HOLTMIHEDS0

Remotes:

Switch Switch name Switch type
MASNMIMSRSA  MASON  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-694 A Holt MI 9323 MICHIGAN BELL TEL CO 346      
517-699 A Holt MI 9323 MICHIGAN BELL TEL CO 346      

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

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