Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 967

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-967 A Hampton NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-967 4 Hampton NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-967 8 Hampton NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2019-07-05   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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