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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
603-407 0 Belmont NH MNCHNHAC3MD  939H COMMIO, LLC 122   2022-11-05   
603-407 8 Belmont NH MNCHNHCO23Z  073H TELNYX LLC 122   2024-06-30   
603-408 A Berlin NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122      
603-408 0 Berlin NH MNCHNHCO23Z  073H TELNYX LLC 122   2024-06-30   
603-408 1 Berlin NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-10-10   
603-408 2 Berlin NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2020-03-24   
603-408 3 Berlin NH   5562 METROPCS, INC. 122   2025-04-11   
603-408 4 Berlin NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-06-02   
603-408 5 Berlin NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-07-29   
603-408 6 Berlin NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2019-05-17   
603-408 7 Berlin NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-03-14   
603-408 8 Berlin NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-01-23   
603-408 9 Berlin NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-01-23   
603-409 A Laconia NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122      
603-409 0 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2017-08-21   
603-409 1 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-08-30   
603-409 2 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2018-03-09   
603-409 3 Laconia NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2025-02-10   
603-409 4 Laconia NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2017-10-14   
603-409 5 Laconia NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-07-23   
603-409 6 Laconia NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2020-05-24   
603-409 7 Laconia NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2016-02-29   
603-409 8 Laconia NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122   2016-12-16   
603-409 9 Laconia NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2015-11-27   
603-410 A Concord NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-410 0 Concord NH   145J TERRA NOVA TELECOM INC. 122   2025-08-31   
603-410 1 Concord NH   829J PAETEC ITEL, LLC 122   2001-09-24   
603-410 2 Concord NH   829J PAETEC ITEL, LLC 122   2004-09-10   
603-410 3 Concord NH   829J PAETEC ITEL, LLC 122   2005-05-02   
603-410 4 Concord NH   829J PAETEC ITEL, LLC 122   2006-04-20   
603-410 5 Concord NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122   2006-06-22   
603-410 6 Concord NH   829J PAETEC ITEL, LLC 122      
603-410 7 Concord NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2007-07-09   
603-410 8 Concord NH CNCRNHSODS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   
603-410 9 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2006-10-09   
603-412 A Plymouth NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-412 2 Plymouth NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2008-12-12   
603-412 4 Plymouth NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2021-06-06   
603-412 6 Plymouth NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2016-02-22   
603-412 7 Plymouth NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-413 A Manchester NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-413 0 Manchester NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122      
603-413 1 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2020-04-04   
603-413 2 Manchester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-413 3 Manchester NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122      
603-413 4 Manchester NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122      
603-413 5 Manchester NH   829J PAETEC ITEL, LLC 122   2005-07-09   
603-413 6 Manchester NH   829J PAETEC ITEL, LLC 122   2005-07-09   
603-413 7 Manchester NH   829J PAETEC ITEL, LLC 122   2014-10-15   
603-413 8 Manchester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-413 9 Manchester NH DOVRNHTHGMD  624H ONVOY SPECTRUM, LLC 122   2022-01-07   
603-414 A Sunapee NH CNTCNHXARP0  853H TDS METROCOM, LLC - NH 122      
603-414 0 Sunapee NH MNCHNHCO23Z  073H TELNYX LLC 122   2024-07-04   
603-414 2 Sunapee NH CNTCNHXARP0  853H TDS METROCOM, LLC - NH 122   2016-08-09   
603-414 3 Sunapee NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2022-09-21   
603-414 5 Sunapee NH   6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2025-03-14   
603-414 6 Sunapee NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2021-04-19   
603-414 7 Sunapee NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-415 A Concord NH PTMONH073MD  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-416 A Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-416 0 Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2021-07-30   
603-416 1 Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2022-02-21   
603-416 2 Raymond NH MNCHNHCO23Z  073H TELNYX LLC 122   2022-12-23   
603-416 3 Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-07-08   
603-416 4 Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-09-22   
603-416 5 Raymond NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2024-08-30   
603-416 6 Raymond NH   5562 METROPCS, INC. 122   2024-02-11   
603-416 7 Raymond NH   6386 BELL ATLANTIC MOBILE, INC 122   2025-04-11   
603-416 8 Raymond NH MNCHNHAC3MD  939H COMMIO, LLC 122   2022-06-12   
603-416 9 Raymond NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2019-02-23   
603-417 A Nashua NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-417 0 Nashua NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2016-07-11   
603-417 1 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2017-11-21   
603-417 2 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2016-01-01   
603-417 3 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2016-03-07   
603-417 4 Nashua NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122   2016-04-07   
603-417 5 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2016-09-08   
603-417 6 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2015-09-24   
603-417 7 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2015-11-26   
603-417 8 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2015-10-20   
603-417 9 Nashua NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2015-06-14   
603-418 A Exeter NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-418 0 Exeter NH   829J PAETEC ITEL, LLC 122   2000-05-24   
603-418 1 Exeter NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2024-11-17   
603-418 2 Exeter NH MNCHNHCOX1Y  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2004-02-24   
603-418 3 Exeter NH   829J PAETEC ITEL, LLC 122   2006-06-26   
603-418 4 Exeter NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2009-01-05   
603-418 5 Exeter NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2009-08-21   
603-418 6 Exeter NH   829J PAETEC ITEL, LLC 122      
603-418 7 Exeter NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2014-09-16   
603-418 8 Exeter NH   829J PAETEC ITEL, LLC 122   2000-05-30   
603-418 9 Exeter NH   829J PAETEC ITEL, LLC 122   2000-07-03   
603-419 A Suncook NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-419 0 Suncook NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-419 1 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2018-06-04   
603-419 2 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-04-25   
603-419 3 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-04-25   
603-419 5 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-06-11   
603-419 6 Suncook NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-419 7 Suncook NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      

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Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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