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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-642 4 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-642 5 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-642 6 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-642 7 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-642 8 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-642 9 Kingston NH KGTNNHBADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-643 A Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-644 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-645 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-646 A Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-647 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-648 A Salisbury NH SLBRNHXARP0  0045 KEARSARGE TEL. CO. 122      
603-648 0 Salisbury NH SLBRNHXARP0  0045 KEARSARGE TEL. CO. 122      
603-648 2 Salisbury NH SLBRNHXARP0  0045 KEARSARGE TEL. CO. 122      
603-648 6 Salisbury NH SLBRNHXARP0  0045 KEARSARGE TEL. CO. 122      
603-649 A Jaffrey NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-649 7 Jaffrey NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2022-11-30   
603-650 A Hanover NH LBNNNHMSRSA  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-651 A Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-651 0 Center Ossipee NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-04   
603-651 1 Center Ossipee NH MNCHNHCO42Z  793K TWC IP ENABLED SERVICES, LLC 122   2012-10-02   
603-651 3 Center Ossipee NH   145J TERRA NOVA TELECOM INC. 122   2021-05-31   
603-651 5 Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-651 6 Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-651 7 Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-651 8 Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-651 9 Center Ossipee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-652 A Milton NH MLTNNHSIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-652 0 Milton NH MLTNNHSIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-652 1 Milton NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2005-09-15   
603-652 3 Milton NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2003-03-23   
603-652 4 Milton NH MLTNNHSIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-652 7 Milton NH MLTNNHSIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-652 8 Milton NH ROCHNHWE4MD  314C IDT AMERICA, CORP. - NH 122   2008-04-18   
603-652 9 Milton NH MLTNNHSIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-653 A Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-653 0 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-653 1 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-653 2 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2003-02-11   
603-653 3 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2003-02-11   
603-653 4 Hanover NH PTMONH073MD  9827 OTEL TELEKOM, INC. - NH 122   2002-09-19   
603-653 5 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-653 6 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2003-02-11   
603-653 7 Hanover NH MNCHNHCO47Z  829J PAETEC ITEL, LLC 122   2003-08-12   
603-653 8 Hanover NH MNCHNHCO45Z  829J PAETEC ITEL, LLC 122   2000-05-29   
603-653 9 Hanover NH HNVRNHSCDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2003-02-11   
603-654 A Wilton NH WLTONHXARP0  0050 WILTON TEL. CO. 122      
603-654 0 Wilton NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2020-03-08   
603-654 1 Wilton NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2010-01-25   
603-654 2 Wilton NH WLTONHXARP0  0050 WILTON TEL. CO. 122      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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