Local Calling Guide

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

NXX: 318

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-318 A Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-318 0 Nashua NH PTMONH073MD  9827 OTEL TELEKOM, INC. - NH 122      
603-318 1 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2004-04-07   
603-318 2 Nashua NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122      
603-318 3 Nashua NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-318 4 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2014-05-01   
603-318 5 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2004-04-07   
603-318 6 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2004-08-02   
603-318 7 Nashua NH   829J PAETEC ITEL, LLC 122   2004-11-09   
603-318 8 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2006-02-03   
603-318 9 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2006-02-25   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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