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]

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-355 A Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
617-356 A Boston MA BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-357 A Boston MA BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-358 A Boston MA BSTNMABEDS9  9102 VERIZON NEW ENGLAND INC. 128      
617-359 A Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
617-360 A Hyde Park MA HYPKMAHARP0  9102 VERIZON NEW ENGLAND INC. 128      
617-361 A Hyde Park MA HYPKMAHARP0  9102 VERIZON NEW ENGLAND INC. 128      
617-362 A Hyde Park MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-363 A Jamaica Plain MA WRXBMABERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-364 A Hyde Park MA HYPKMAHARP0  9102 VERIZON NEW ENGLAND INC. 128      
617-365 A Dedham MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-366 A Boston MA BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-367 A Boston MA BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-368 A Boston MA BSTNMAHADS9  9102 VERIZON NEW ENGLAND INC. 128      
617-369 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-370 A Chelsea MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-371 A Boston MA BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-372 A Boston MA BSTNMABODS9  9102 VERIZON NEW ENGLAND INC. 128      
617-373 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-374 A Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-375 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-376 A Quincy MA QNCYMAHADS1  9102 VERIZON NEW ENGLAND INC. 128      
617-377 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-378 A Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-379 A Dorchester MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-380 A Charlestown MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-381 A Everett MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-382 A Everett MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-383 A Brookline MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
617-384 A Cambridge MA CMBRMAWADS2  9102 VERIZON NEW ENGLAND INC. 128      
617-385 A Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-386 A Cambridge MA FRMNMAWAUMD  7421 AT&T - LOCAL 128      
617-387 A Everett MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-388 A Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-389 A Everett MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-390 A Jamaica Plain MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-391 A Boston MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
617-392 A Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-393 A Watertown MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-394 A Everett MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
617-395 A Cambridge MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-396 A Brookline MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-397 A Cambridge MA FRMNMAWAUMD  7421 AT&T - LOCAL 128      
617-398 A Charlestown MA FRMNMAWAUMD  7421 AT&T - LOCAL 128      
617-399 A Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-400 A Roxbury MA FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
617-401 A Cambridge MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-402 A Watertown MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
617-403 A Brighton MA BSTNMABLOMD  9748 AMERICAN MESSAGING SERVICES, LLC 128      
617-404 A Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.