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
857-321 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-20   
857-321 4 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-06-09   
857-321 5 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-06-09   
857-321 6 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-06-09   
857-321 7 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2011-06-23   
857-321 8 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-01-31   
857-321 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-26   
857-322 A East Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2017-12-11   
857-322 0 East Boston MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-03-18   
857-322 1 East Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2017-12-11   
857-322 2 East Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-12-12   
857-322 3 East Boston MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-26   
857-322 4 East Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-05-31   
857-322 5 East Boston MA   892D ONVOY, LLC - MA 128   2018-03-08   
857-322 6 East Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-08-16   
857-322 7 East Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-07-12   
857-322 8 East Boston MA   892D ONVOY, LLC - MA 128   2019-02-24   
857-322 9 East Boston MA   892D ONVOY, LLC - MA 128   2019-02-24   
857-323 A Chelsea MA   9102 VERIZON NEW ENGLAND INC. 128   2013-03-15   
857-323 0 Chelsea MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-04-21   
857-323 1 Chelsea MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-323 2 Chelsea MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-323 3 Chelsea MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-323 4 Chelsea MA   732H BARR TELL USA, INC. - MA 128   2015-12-31   
857-323 5 Chelsea MA   892D ONVOY, LLC - MA 128   2014-10-10   
857-323 6 Chelsea MA   892D ONVOY, LLC - MA 128   2014-10-10   
857-323 7 Chelsea MA   7575 CENTURYLINK COMMUNICATIONS LLC 128   2013-09-30   
857-323 8 Chelsea MA   9102 VERIZON NEW ENGLAND INC. 128   2013-03-15   
857-323 9 Chelsea MA   892D ONVOY, LLC - MA 128   2016-02-29   
857-324 A Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-324 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-02-26   
857-325 A Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-325 0 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-15   
857-325 1 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-15   
857-325 2 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-15   
857-325 3 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-15   
857-325 4 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-15   
857-325 5 Newton MA   756G WIDE VOICE, LLC - MA 128   2015-06-19   
857-325 6 Newton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-07-19   
857-325 7 Newton MA   756G WIDE VOICE, LLC - MA 128   2016-09-03   
857-325 8 Newton MA   756G WIDE VOICE, LLC - MA 128   2016-09-03   

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Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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