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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
603-739 A North Woodstock NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-739 6 North Woodstock NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2020-10-26   
603-739 7 North Woodstock NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-03-14   
603-739 9 North Woodstock NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-740 A Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-741 A New Boston NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-741 0 New Boston NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122      
603-741 4 New Boston NH   145J TERRA NOVA TELECOM INC. 122   2025-02-13   
603-741 5 New Boston NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2022-09-26   
603-741 7 New Boston NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2019-12-23   
603-741 8 New Boston NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2022-07-01   
603-742 A Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 A Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 0 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 1 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 2 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 3 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 4 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 5 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 6 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 8 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-743 9 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 A Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 0 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 1 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 2 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 3 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 5 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 6 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 8 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-744 9 Bristol NH BRSTNHSPRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 A North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 0 North Woodstock NH   145J TERRA NOVA TELECOM INC. 122   2021-05-27   
603-745 1 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2026-03-22   
603-745 2 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 3 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 4 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 6 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 7 North Woodstock NH MNCHNHCO42Z  793K TWC IP ENABLED SERVICES, LLC 122   2012-10-02   
603-745 8 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-745 9 North Woodstock NH NWDSNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-746 A Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 0 Contoocook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2015-02-16   
603-746 1 Contoocook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2010-01-25   
603-746 2 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 3 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 4 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 5 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 6 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 8 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-746 9 Contoocook NH CNTCNHXAPS0  0047 MERRIMACK COUNTY TEL. CO. 122      
603-747 A Woodsville NH WDVLNHJLRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-747 2 Woodsville NH WDVLNHJLRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-747 3 Woodsville NH WDVLNHJLRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-747 4 Woodsville NH WDVLNHJLRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-747 8 Woodsville NH WDVLNHJLRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-747 9 Woodsville NH MNCHNHCO45Z  829J PAETEC ITEL, LLC 122   2002-07-15   
603-748 A Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 0 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 1 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 2 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 3 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 4 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 5 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-748 6 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-02-13   
603-748 7 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2016-08-01   
603-748 8 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2012-04-01   
603-748 9 Warner NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-749 A Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 A Dover NH DOVRNHTHPS0  383J FIDIUM ENTERPRISE SERVICES, LLC 122      
603-750 0 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 1 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 2 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 3 Dover NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2021-09-24   
603-750 4 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 5 Dover NH DOVRNHTHPS0  383J FIDIUM ENTERPRISE SERVICES, LLC 122      
603-750 6 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 7 Dover NH DOVRNHTHDS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-750 8 Dover NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2020-12-05   
603-750 9 Dover NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2020-12-05   
603-751 A Pelham NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-751 0 Pelham NH MNCHNHCO45Z  829J PAETEC ITEL, LLC 122   2001-04-15   
603-751 1 Pelham NH   145J TERRA NOVA TELECOM INC. 122   2023-06-22   
603-751 2 Pelham NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2023-09-06   
603-751 3 Pelham NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2016-01-24   
603-751 4 Pelham NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2025-02-07   
603-751 5 Pelham NH MNCHNHCO47Z  829J PAETEC ITEL, LLC 122   2002-10-14   
603-751 6 Pelham NH MNCHNHCO23Z  073H TELNYX LLC 122   2023-09-08   
603-751 7 Pelham NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2021-09-15   
603-751 8 Pelham NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2012-05-20   
603-751 9 Pelham NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2021-09-24   
603-752 A Berlin NH BRLNNHHERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-753 A Penacook NH PNCKNHCHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-753 0 Penacook NH PNCKNHCHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-753 1 Penacook NH PNCKNHCHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-753 2 Penacook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2000-07-10   
603-753 3 Penacook NH MNCHNHCO47Z  829J PAETEC ITEL, LLC 122   2001-03-27   
603-753 4 Penacook NH PNCKNHCHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-753 5 Penacook NH   145J TERRA NOVA TELECOM INC. 122   2021-05-27   
603-753 6 Penacook NH PNCKNHCHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

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

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