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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
603-665 2 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 3 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 4 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 5 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 6 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 7 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 8 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-665 9 Manchester NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-666 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-667 A Lebanon NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-667 0 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2006-02-03   
603-667 1 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2006-06-02   
603-667 2 Lebanon NH   829J PAETEC ITEL, LLC 122   2004-11-18   
603-667 3 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2006-09-01   
603-667 4 Lebanon NH   9827 OTEL TELEKOM, INC. - NH 122   2002-09-19   
603-667 5 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2004-06-14   
603-667 6 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2005-08-01   
603-667 7 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2005-08-01   
603-667 8 Lebanon NH   6386 BELL ATLANTIC MOBILE, INC 122   2006-12-02   
603-667 9 Lebanon NH   7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-668 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-669 A Manchester NH MNCHNHCODS2  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-670 A Merrimack NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-670 0 Merrimack NH   829J PAETEC ITEL, LLC 122      
603-670 1 Merrimack NH   829J PAETEC ITEL, LLC 122      
603-670 2 Merrimack NH   829J PAETEC ITEL, LLC 122      
603-670 3 Merrimack NH   5562 METROPCS, INC. 122   2003-10-12   
603-670 4 Merrimack NH   5562 METROPCS, INC. 122   2003-10-12   
603-670 5 Merrimack NH   5562 METROPCS, INC. 122   2003-12-29   
603-670 6 Merrimack NH   6386 BELL ATLANTIC MOBILE, INC 122   2018-09-20   
603-670 7 Merrimack NH   829J PAETEC ITEL, LLC 122      
603-670 8 Merrimack NH   5562 METROPCS, INC. 122   2004-01-10   
603-670 9 Merrimack NH   829J PAETEC ITEL, LLC 122      
603-671 A Franklin NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-671 0 Franklin NH   8468 FREEDOM RING COMMUNICATIONS, LLC 122   2002-12-04   
603-671 1 Franklin NH   9827 OTEL TELEKOM, INC. - NH 122   2005-01-14   
603-671 2 Franklin NH   829J PAETEC ITEL, LLC 122   2001-09-10   
603-671 3 Franklin NH   4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-04   
603-671 4 Franklin NH   9827 OTEL TELEKOM, INC. - NH 122   2002-09-10   
603-671 5 Franklin NH   829J PAETEC ITEL, LLC 122   2004-11-13   
603-671 7 Franklin NH   314C IDT AMERICA, CORP. - NH 122   2008-04-18   
603-671 8 Franklin NH   318J COMCAST IP PHONE, LLC 122   2006-10-30   
603-671 9 Franklin NH   7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-672 A Milford NH MLFRNHSODS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-673 A Milford NH MLFRNHSODS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-674 A Manchester NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2024-02-09   
603-674 0 Manchester NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-674 1 Manchester NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-674 2 Manchester NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-674 3 Manchester NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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