Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 814

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-814 A Seabrook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-814 0 Seabrook NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2019-10-07   
603-814 1 Seabrook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2010-09-30   
603-814 2 Seabrook NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2022-02-21   
603-814 3 Seabrook NH MNCHNHACDS0  7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH 122   2012-03-05   
603-814 4 Seabrook NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2015-07-15   
603-814 5 Seabrook NH MNCHNHAC3MD  939H COMMIO, LLC 122   2022-09-10   
603-814 6 Seabrook NH ROCHNHWE4MD  314C IDT AMERICA, CORP. - NH 122   2023-03-19   
603-814 7 Seabrook NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2023-10-15   
603-814 8 Seabrook NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2022-06-16   
603-814 9 Seabrook NH MNCHNHCOCM1  6889 OMNIPOINT MIAMI E LICENSE, LLC 122   2014-10-04   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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