Local Calling Guide

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

NXX: 822

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-822 A Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-822 0 Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-822 1 Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122   2000-05-24   
603-822 2 Rochester NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2000-05-29   
603-822 3 Rochester NH MNCHNHCOX9Y  4286 LIGHTSHIP TELECOM, LLC - NH 122   2005-02-01   
603-822 4 Rochester NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2007-02-16   
603-822 5 Rochester NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2010-05-03   
603-822 6 Rochester NH MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2024-12-28   
603-822 7 Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-822 8 Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      
603-822 9 Rochester NH DOVRNHTH8MD  2527 CHOICE ONE OF NEW HAMPSHIRE, INC. 122      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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