Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-360 A Orford NH 573F TOPSHAM COMMUNICATIONS, LLC 122      
603-360 1 Orford NH 573F TOPSHAM COMMUNICATIONS, LLC 122   2010-07-27   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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