Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-751 1 Brookline MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
617-751 2 Brookline MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
617-751 3 Brookline MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-751 4 Brookline MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-751 5 Brookline MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
617-751 6 Brookline MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-751 7 Brookline MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-751 8 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-751 9 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-752 A South Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-752 0 South Boston MA BSTPMALLOMD  073H TELNYX LLC 128      
617-752 1 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-752 2 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-752 3 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-752 4 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-752 5 South Boston MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128      
617-752 6 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-752 7 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
617-752 8 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-752 9 South Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-753 A Boston MA BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-754 A Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
617-755 A Boston MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-756 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 0 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 1 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 2 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 3 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 4 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 5 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 6 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 7 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 8 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-756 9 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-757 A Boston MA BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-758 A Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 0 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 1 Cambridge MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-758 2 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 3 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 4 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 5 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 6 Cambridge MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
617-758 7 Cambridge MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      
617-758 8 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-758 9 Cambridge MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-759 A Dedham MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-760 A Boston MA BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-761 A Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 0 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 1 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 2 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 3 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 4 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 5 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 6 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 7 Cambridge MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
617-761 8 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-761 9 Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-762 A Newton MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-762 0 Newton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-762 1 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-762 2 Newton MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-762 3 Newton MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-762 4 Newton MA SOVLMAAB6MD  939H COMMIO, LLC 128      
617-762 5 Newton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-762 6 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-762 7 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-762 8 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-762 9 Newton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
617-763 A Boston MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-764 A Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 0 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 1 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 2 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 3 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 4 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 5 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-764 6 Somerville MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-764 7 Somerville MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-764 8 Somerville MA   515J IP HORIZON LLC 128      
617-764 9 Somerville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-765 A South Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-765 0 South Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-765 1 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-765 2 South Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-765 3 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-765 4 South Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-765 5 South Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
617-765 6 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-765 7 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-765 8 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-765 9 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
617-766 A South Boston MA BSTNMALBDS1  7135 TC SYSTEMS, INC. 128      
617-766 0 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-766 1 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-766 2 South Boston MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-766 3 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
617-766 5 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-766 6 South Boston MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.