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
617-314 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-314 0 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 1 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 2 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 3 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 4 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 5 CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-314 6 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-314 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-314 8 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-314 9 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-316 A BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-320 A CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-330 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-331 A NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-338 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-341 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 0 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 1 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 2 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 3 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 4 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 5 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 6 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 7 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-341 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-341 9 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-342 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-343 A BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-345 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 0 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 1 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 2 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
617-345 3 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 4 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 5 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 6 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 7 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 8 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-345 9 BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-346 A BSTNMAFRDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-348 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-350 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-351 A BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 0 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 1 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 2 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 3 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 4 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 5 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 6 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 7 BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-351 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-351 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-352 A BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-352 0 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 1 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 3 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 4 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 5 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 7 BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-352 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-352 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-353 A BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-356 A BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-356 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-356 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128      
617-356 2 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-356 3 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-356 4 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-356 5 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-356 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-356 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-356 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-356 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-357 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-358 A BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-366 A BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-366 0 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-366 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-366 2 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-366 3 BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-366 4 BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-366 5 BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-366 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-366 7 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-366 8 BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-366 9 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
617-367 A BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-368 A BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 0 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-368 1 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 2 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 3 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 4 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 5 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 6 BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-368 7 BSTNMAHADS9  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: LES.NET

Like this site? We accept donations via PayPal.