Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Lion's Head, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
519-793 A LSHDONXA0MD  8202 AMTELECOM, INC. 888 820201    

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

Sponsored by: ISP Telecom

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