Local Calling Guide

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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 423

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-423 A Merrimack NH MRMCNHYADS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 0 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 1 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 2 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 3 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 4 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 5 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 6 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 7 Merrimack NH   637E ONVOY, LLC - NH 122      
603-423 8 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-423 9 Merrimack NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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