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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
603-346 A Plymouth NH MNCHNHAC9MD  321J HD CARRIER LLC 122      
603-346 0 Plymouth NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-01-26   
603-346 1 Plymouth NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-01-26   
603-346 2 Plymouth NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2018-06-23   
603-346 4 Plymouth NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-346 8 Plymouth NH MNCHNHCO23Z  073H TELNYX LLC 122   2024-07-04   
603-346 9 Plymouth NH MNCHNHAC9MD  321J HD CARRIER LLC 122   2022-04-01   
603-347 A Kingston NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-347 0 Kingston NH PTMONH073MD  9827 OTEL TELEKOM, INC. - NH 122   2005-12-18   
603-347 1 Kingston NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-347 2 Kingston NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-347 4 Kingston NH   145J TERRA NOVA TELECOM INC. 122   2021-12-11   
603-347 5 Kingston NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-347 6 Kingston NH   145J TERRA NOVA TELECOM INC. 122   2026-04-20   
603-347 7 Kingston NH MNCHNHCO22Z  073H TELNYX LLC 122   2023-02-03   
603-347 8 Kingston NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-04   
603-347 9 Kingston NH   829J PAETEC ITEL, LLC 122   2004-05-22   
603-348 A North Woodstock NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-348 0 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2009-07-03   
603-348 1 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-01-19   
603-348 2 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-05-03   
603-348 3 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2010-09-02   
603-348 4 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2014-11-01   
603-348 5 North Woodstock NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2011-06-29   
603-348 6 North Woodstock NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-348 7 North Woodstock NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-348 8 North Woodstock NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-349 A West Lebanon NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-349 0 West Lebanon NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2021-03-20   
603-349 1 West Lebanon NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-02-10   
603-349 3 West Lebanon NH MNCHNHCOCM1  5562 METROPCS, INC. 122   2021-06-06   
603-349 6 West Lebanon NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-349 8 West Lebanon NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2024-02-13   
603-349 9 West Lebanon NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2024-02-13   
603-350 A Milton NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-350 0 Milton NH   829J PAETEC ITEL, LLC 122   2001-03-26   
603-350 4 Milton NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2002-09-19   
603-350 5 Milton NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2018-09-03   
603-350 8 Milton NH   145J TERRA NOVA TELECOM INC. 122   2025-02-13   
603-350 9 Milton NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-351 A Goffstown NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-351 0 Goffstown NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2022-07-01   
603-351 1 Goffstown NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2017-03-31   
603-351 3 Goffstown NH   829J PAETEC ITEL, LLC 122   2001-09-10   
603-351 4 Goffstown NH   6386 BELL ATLANTIC MOBILE, INC 122   2026-03-09   
603-351 5 Goffstown NH   829J PAETEC ITEL, LLC 122   2008-10-28   
603-351 7 Goffstown NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2024-11-05   
603-351 8 Goffstown NH MNCHNHCOCM1  5562 METROPCS, INC. 122   2005-11-26   
603-351 9 Goffstown NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122      
603-352 A Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-353 A Orford NH FARLVTML353  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-353 0 Orford NH MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2005-09-15   
603-353 3 Orford NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122   2001-02-06   
603-353 4 Orford NH FARLVTML353  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-353 5 Orford NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2019-02-18   
603-353 9 Orford NH FARLVTML353  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 A Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 0 Keene NH PTMONH073MD  9827 OTEL TELEKOM, INC. - NH 122   2005-01-20   
603-354 1 Keene NH   145J TERRA NOVA TELECOM INC. 122   2021-12-11   
603-354 2 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 3 Keene NH MNCHNHCO42Z  793K TWC IP ENABLED SERVICES, LLC 122   2012-10-20   
603-354 4 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 5 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 6 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 7 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-354 8 Keene NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2006-10-31   
603-354 9 Keene NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2022-05-06   
603-355 A Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 0 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 1 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 2 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 3 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 4 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 5 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 6 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 7 Keene NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-355 8 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-355 9 Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 A North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 0 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 1 North Conway NH   829J PAETEC ITEL, LLC 122   2007-07-07   
603-356 2 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 3 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 4 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 5 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 6 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 7 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 8 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-356 9 North Conway NH NCWYNHKERS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-357 A Keene NH KEENNHWAPS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-358 A Keene NH KEENNHWADS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-359 A Lebanon NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-360 A Orford NH MNCHNHCOXMZ  573F TOPSHAM COMMUNICATIONS, LLC 122      
603-360 1 Orford NH MNCHNHCOXMZ  573F TOPSHAM COMMUNICATIONS, LLC 122   2010-07-27   
603-361 A Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-361 0 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-361 1 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2003-06-03   
603-361 2 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2003-08-03   
603-361 3 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2003-07-05   
603-361 4 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2003-10-03   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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