Local Calling Guide

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

NXX: 204

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-204 A Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 0 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2009-02-02   
603-204 1 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2010-07-07   
603-204 2 Nashua NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2008-10-03   
603-204 3 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2009-02-22   
603-204 4 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2008-12-04   
603-204 5 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2009-05-21   
603-204 6 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 7 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 8 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 9 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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