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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
603-200 A Newmarket NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-200 0 Newmarket NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2011-09-30   
603-200 1 Newmarket NH MNCHNHCO23Z  073H TELNYX LLC 122   2023-08-05   
603-200 2 Newmarket NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2015-10-20   
603-200 3 Newmarket NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2013-05-01   
603-200 4 Newmarket NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2016-01-19   
603-200 5 Newmarket NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2023-03-27   
603-200 6 Newmarket NH MNCHNHCOX1Y  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2013-01-14   
603-200 7 Newmarket NH MNCHNHCO23Z  073H TELNYX LLC 122   2023-04-29   
603-200 8 Newmarket NH MNCHNHCO23Z  073H TELNYX LLC 122   2024-04-08   
603-200 9 Newmarket NH MNCHNHCO22Z  073H TELNYX LLC 122   2023-02-03   
603-202 A Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-202 0 Concord NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2023-06-28   
603-202 1 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-07-29   
603-202 2 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-07-29   
603-202 3 Concord NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2023-08-20   
603-202 4 Concord NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2023-09-09   
603-202 5 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-09-22   
603-202 6 Concord NH   6386 BELL ATLANTIC MOBILE, INC 122   2025-06-04   
603-202 7 Concord NH MNCHNHBODS0  927H PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH 122   2023-09-23   
603-202 8 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-03-17   
603-202 9 Concord NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-03-17   
603-203 A Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122      
603-203 0 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2003-06-03   
603-203 1 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2003-07-03   
603-203 2 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2018-02-14   
603-203 3 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2003-07-03   
603-203 4 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2003-07-03   
603-203 5 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2005-07-04   
603-203 6 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2006-10-01   
603-203 7 Manchester NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2008-04-24   
603-203 8 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2006-02-25   
603-203 9 Manchester NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2005-12-10   
603-204 A Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 0 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2009-02-02   
603-204 1 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2010-07-07   
603-204 2 Nashua NH   829J PAETEC ITEL, LLC 122   2008-10-03   
603-204 3 Nashua NH DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2009-02-22   
603-204 4 Nashua NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2008-12-04   
603-204 5 Nashua NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2009-05-21   
603-204 6 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 7 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 8 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-204 9 Nashua NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-205 A Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 0 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 1 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 2 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 3 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 4 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 5 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 6 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-205 7 Portsmouth NH MNCHNHCO16Z  508J CENTURYLINK COMMUNICATIONS, LLC 122   2017-06-14   
603-205 8 Portsmouth NH   829J PAETEC ITEL, LLC 122   2013-11-05   
603-205 9 Portsmouth NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-206 A Manchester NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-206 0 Manchester NH   829J PAETEC ITEL, LLC 122   2002-11-12   
603-206 1 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 2 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 3 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 4 Manchester NH   829J PAETEC ITEL, LLC 122   2003-01-01   
603-206 5 Manchester NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2005-03-25   
603-206 6 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 7 Manchester NH   829J PAETEC ITEL, LLC 122   2008-03-22   
603-206 8 Manchester NH   829J PAETEC ITEL, LLC 122   2003-09-08   
603-206 9 Manchester NH   829J PAETEC ITEL, LLC 122      
603-207 A Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-207 0 Derry NH MNCHNHCO23Z  073H TELNYX LLC 122   2022-11-19   
603-207 1 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2023-01-14   
603-207 2 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-12-01   
603-207 3 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-12-01   
603-207 4 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-12-01   
603-207 5 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2023-01-14   
603-207 6 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2023-01-14   
603-207 7 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-11-13   
603-207 8 Derry NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-11-13   
603-207 9 Derry NH MNCHNHCO23Z  073H TELNYX LLC 122   2023-02-10   
603-208 A Lyme NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-208 0 Lyme NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2022-01-15   
603-208 1 Lyme NH MNCHNHAC3MD  939H COMMIO, LLC 122   2022-10-09   
603-208 2 Lyme NH   829J PAETEC ITEL, LLC 122   2011-04-11   
603-208 3 Lyme NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122   2021-04-09   
603-208 6 Lyme NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-208 7 Lyme NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-208 8 Lyme NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-208 9 Lyme NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-209 A Keene NH MNCHNHCOX4Z  6290 UNITED STATES CELLULAR - NH 122      
603-210 A Suncook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-210 0 Suncook NH PTMONH073MD  9827 OTEL TELEKOM, INC. - NH 122   2009-01-03   
603-210 1 Suncook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-210 2 Suncook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-210 3 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2017-06-02   
603-210 4 Suncook NH MNCHNHCOXCZ  996E BANDWIDTH.COM CLEC, LLC - NH 122   2002-09-20   
603-210 5 Suncook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-210 6 Suncook NH MNCHNHCOX1Y  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122   2002-11-15   
603-210 7 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2020-03-16   
603-210 8 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-08-30   
603-210 9 Suncook NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2019-08-30   
603-212 A Salem NH SALMNHNBDS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-212 0 Salem NH SALMNHNBDS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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