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.

Boston, MA

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-594 4 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-594 5 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-594 6 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-594 7 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-594 8 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-594 9 NRTNMAAACM4  5562 METROPCS, INC. 128      
617-595 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-595 0 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-595 1 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-595 2 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-595 3 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-595 4 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-595 5 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-595 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-595 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-595 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-595 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-598 A BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-603 A CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
617-619 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-620 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-624 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-626 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-635 A BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-636 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-638 A BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-643 A BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-645 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-646 A BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 0 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 1 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 2 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 3 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 4 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 5 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 6 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 7 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 8 BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-646 9 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-648 A BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-648 0 BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-648 1 BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-648 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-648 3 BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-648 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-648 5 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-648 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-648 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-648 8 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-648 9 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-650 A CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-654 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-655 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-655 0   515J IP HORIZON LLC 128      
617-655 1   515J IP HORIZON LLC 128      
617-655 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-655 3 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-655 4 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-655 5 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-655 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-655 7 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-655 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-655 9 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-662 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-664 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-670 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 0 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 1 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 2 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 3 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 4 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 5 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 6 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 7 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-670 8 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-670 9 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-671 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-671 0 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-671 1 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-671 2 BRTNMACOVMD  7135 TC SYSTEMS, INC. 128      
617-671 3 BRTNMACOVMD  7135 TC SYSTEMS, INC. 128      
617-671 4 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-671 5 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-671 6   145J TERRA NOVA TELECOM INC. 128      
617-671 7 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-671 8 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-671 9 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-672 A BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-672 0   7135 TC SYSTEMS, INC. 128      
617-672 1   7135 TC SYSTEMS, INC. 128      
617-672 2   7135 TC SYSTEMS, INC. 128      
617-672 3   7135 TC SYSTEMS, INC. 128      
617-672 4   7135 TC SYSTEMS, INC. 128      
617-672 5   7135 TC SYSTEMS, INC. 128      
617-672 6   7135 TC SYSTEMS, INC. 128      
617-672 7   7135 TC SYSTEMS, INC. 128      
617-672 8   7135 TC SYSTEMS, INC. 128      
617-672 9   7135 TC SYSTEMS, INC. 128      
617-680 A CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-683 A BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 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 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.