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
857-360 4 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-360 5 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-360 6 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-360 7 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-360 8 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-360 9 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-07-12   
857-361 A Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-361 0 Brookline MA BSTPMALLOMD  073H TELNYX LLC 128   2019-09-01   
857-361 1 Brookline MA   515J IP HORIZON LLC 128   2016-07-01   
857-361 2 Brookline MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-07-01   
857-361 3 Brookline MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2017-04-14   
857-361 4 Brookline MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
857-361 5 Brookline MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-04-19   
857-361 6 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-10-26   
857-361 7 Brookline MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-10-14   
857-361 8 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-09-15   
857-361 9 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-10-26   
857-362 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128      
857-362 0 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 1 Boston MA   829J PAETEC ITEL, LLC 128   2006-10-17   
857-362 2 Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 3 Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 4 Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 5 Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 6 Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 7 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 8 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 9 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-363 A Everett MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-363 0 Everett MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-363 1 Everett MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-363 2 Everett MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-03-24   
857-363 3 Everett MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-03-24   
857-363 4 Everett MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-09-03   
857-363 5 Everett MA BSTPMALLOMD  073H TELNYX LLC 128   2023-08-02   
857-363 6 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-14   
857-363 7 Everett MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2016-02-18   
857-363 8 Everett MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-364 A Brookline MA   829J PAETEC ITEL, LLC 128      
857-364 0 Brookline MA   829J PAETEC ITEL, LLC 128   2001-07-27   
857-364 1 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-02-12   
857-364 2 Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128   2005-03-12   
857-364 3 Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128   2005-03-12   
857-364 4 Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128   2005-03-12   
857-364 5 Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128   2005-03-12   
857-364 6 Brookline MA BKLIMAMADS1  9102 VERIZON NEW ENGLAND INC. 128   2005-03-12   
857-364 7 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-11-12   
857-364 8 Brookline MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-364 9 Brookline MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-04-23   
857-365 A Boston MA CMBRMABEVMD  478J NUSO, LLC 128      
857-365 0 Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-07-29   
857-365 1 Boston MA CMBRMABEVMD  478J NUSO, LLC 128   2020-07-26   
857-365 2 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
857-365 3 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
857-365 4 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
857-365 5 Boston MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-05   
857-365 6 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-10-03   
857-365 7 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
857-365 8 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-08-06   
857-365 9 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2022-10-03   
857-366 A Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-366 0 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-05-06   
857-366 1 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-05-06   
857-366 2 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-05-06   
857-366 3 Boston MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-05-01   
857-366 4 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-04-10   
857-366 5 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-30   
857-366 6 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-30   
857-366 7 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2007-12-03   
857-366 8 Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-06-08   
857-366 9 Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-06-08   
857-367 A Watertown MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
857-367 0 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
857-367 1 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
857-367 2 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
857-367 3 Watertown MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-367 4 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
857-367 5 Watertown MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-15   
857-367 6 Watertown MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128   2020-12-07   
857-367 7 Watertown MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128   2021-02-26   
857-367 8 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
857-367 9 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
857-368 A Boston MA   829J PAETEC ITEL, LLC 128      
857-368 0 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 1 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 2 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 3 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 4 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 5 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 6 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 7 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 8 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-368 9 Boston MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-10-02   
857-369 A Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
857-369 0 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   
857-369 1 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   
857-369 2 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   
857-369 3 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   
857-369 4 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   
857-369 5 Boston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-02-23   

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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