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.

Dorchester, MA

<< 1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-704 6 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-704 7 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-704 8 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-704 9 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-707 A FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
617-740 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 0 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 1 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 2 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 3 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 4 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 5 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 6 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 7 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 8 DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-740 9 SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128      
617-781 A   939H COMMIO, LLC 128   2024-04-13   
617-781 0   939H COMMIO, LLC 128      
617-781 1   939H COMMIO, LLC 128      
617-781 2   939H COMMIO, LLC 128      
617-781 6   624H ONVOY SPECTRUM, LLC 128      
617-781 7   624H ONVOY SPECTRUM, LLC 128      
617-781 8   624H ONVOY SPECTRUM, LLC 128      
617-822 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-825 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-905 A   5562 METROPCS, INC. 128      
617-905 0 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 1 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 2 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 3 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 4 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 5 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 6 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 7 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 8 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-905 9 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-929 A DRCHMAADDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-979 A BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
857-212 A   5562 METROPCS, INC. 128      
857-212 0 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 1 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 2 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 3 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 4 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 5 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 6 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 7 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 8 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-212 9   5562 METROPCS, INC. 128      
857-217 A NRTNMAAACM4  5562 METROPCS, INC. 128      
857-217 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-217 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-217 2 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-217 3 CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
857-217 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-217 5 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-217 6 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-217 7 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-217 8 NRTNMAAACM4  5562 METROPCS, INC. 128      
857-217 9   145J TERRA NOVA TELECOM INC. 128      
857-220 A CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 0 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 1 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 2 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 3 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 4 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 5 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 6 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
857-220 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-220 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-220 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-271 A   892D ONVOY, LLC - MA 128      
857-271 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-271 2 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-271 3 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-271 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-271 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-271 6 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-271 7 BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
857-271 8 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-271 9 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-309 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-309 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-309 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-309 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-309 3 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-309 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-309 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-309 6 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-309 7 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-309 8 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-309 9 CMBRMABEQMD  321J HD CARRIER LLC 128      
857-375 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-375 0 SOVLMAAB6MD  939H COMMIO, LLC 128      
857-375 1 SOVLMAAB6MD  939H COMMIO, LLC 128      
857-375 2 SOVLMAAB6MD  939H COMMIO, LLC 128      
857-375 3 SOVLMAAB6MD  939H COMMIO, LLC 128      
857-375 4 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-375 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-375 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128      

<< 1 2 3 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.