Local Calling Guide

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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-488 6 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-11-07   
857-488 7 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-12-02   
857-488 8 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-12-02   
857-488 9 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-12-02   
857-491 A Boston MA BSTPMALLBMD  814J LIGHTPATH OF NEW ENGLAND 128      
857-491 0 Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-07-29   
857-491 1 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-05   
857-491 2 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-05   
857-491 3 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-05   
857-491 4 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-04-07   
857-491 5 Boston MA BSTPMALLBMD  814J LIGHTPATH OF NEW ENGLAND 128   2021-11-07   
857-491 6 Boston MA BSTPMALLBMD  814J LIGHTPATH OF NEW ENGLAND 128   2021-11-07   
857-491 7 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-05   
857-491 8 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-09-30   
857-491 9 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-02-24   
857-492 A Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 0 Roxbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
857-492 1 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 2 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 3 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 4 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 5 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 6 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 7 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 8 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-492 9 Roxbury MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-496 A South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-496 0 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2010-09-11   
857-496 1 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2005-01-20   
857-496 2 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-496 3 South Boston MA   515J IP HORIZON LLC 128   2015-03-27   
857-496 4 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-08-24   
857-496 5 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-07-21   
857-496 6 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-07-21   
857-496 7 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-07-08   
857-496 8 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   
857-496 9 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   
857-497 A Charlestown MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-497 0 Charlestown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-03-07   
857-497 1 Charlestown MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-09-22   
857-497 2 Charlestown MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-09-22   
857-497 3 Charlestown MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-09-22   
857-497 5 Charlestown MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-497 6 Charlestown MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-497 7 Charlestown MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-497 9 Charlestown MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-10-20   
857-498 A Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 0 Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 1 Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 2 Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 3 Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 4 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-10-11   
857-498 5 Brighton MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-11-27   
857-498 6 Brighton MA   515J IP HORIZON LLC 128   2013-04-08   
857-498 7 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-10-11   
857-498 8 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-09-07   
857-498 9 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-09-07   
857-499 A Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 0 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 1 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 2 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-10-19   
857-499 3 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-08-01   
857-499 4 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 5 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-09-11   
857-499 6 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-01-12   
857-499 7 Quincy MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 8 Quincy MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-05   
857-499 9 Quincy MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2015-12-31   
857-500 A Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-500 0 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-05-01   
857-500 1 Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-29   
857-500 2 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-500 3 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-02-15   
857-500 4 Cambridge MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2011-11-29   
857-500 5 Cambridge MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2013-08-15   
857-500 6 Cambridge MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2011-11-29   
857-500 7 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-09-01   
857-500 8 Cambridge MA   515J IP HORIZON LLC 128   2013-08-08   
857-500 9 Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-10-11   
857-504 A Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2024-01-03   
857-504 0 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-11-13   
857-504 1 Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-11-07   
857-504 2 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2016-02-19   
857-504 3 Boston MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2015-11-10   
857-504 4 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-02-13   
857-504 5 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-02-13   
857-504 6 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2016-02-19   
857-504 7 Boston MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2016-03-09   
857-504 8 Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-12-06   
857-504 9 Boston MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2016-02-04   
857-505 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-505 0 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-25   
857-505 1 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-25   
857-505 2 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2017-02-10   
857-505 3 Boston MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2016-12-13   
857-505 4 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-01-31   
857-505 5 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-11-12   
857-505 6 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-11-12   
857-505 7 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-11-12   
857-505 8 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2016-11-12   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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