Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
857-285 5 Cambridge MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-05   
857-288 5 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2026-06-06   
857-288 8 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-11-19   
857-293 0 East Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-11-15   
857-293 1 East Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-07-23   
857-293 9 East Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
857-299 4 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 5 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 6 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 7 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-301 6 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-02-16   
857-301 7 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-02-16   
857-301 8 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-02-16   
857-301 9 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-02-16   
857-302 0 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-302 2 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-302 3 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-302 4 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-302 5 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-302 7 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-15   
857-308 2 Roxbury MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-308 4 Roxbury MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-309 3 Dorchester MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-02-23   
857-309 4 Dorchester MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-02-23   
857-309 5 Dorchester MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-02-23   
857-314 A Milton MA 990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-314 0 Milton MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-03-30   
857-314 1 Milton MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-03-30   
857-321 8 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-01-31   
857-322 4 East Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-05-31   
857-322 7 East Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-07-12   
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   
857-327 5 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-15   
857-327 7 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-15   
857-327 8 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-15   
857-327 9 Boston MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-15   
857-331 6 Cambridge MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2021-11-21   
857-331 7 Cambridge MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2021-10-24   
857-336 6 Winthrop MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2016-07-16   
857-341 A Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-341 0 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-04-11   
857-341 1 Belmont MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-04-11   
857-342 2 Hyde Park MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-18   
857-342 3 Hyde Park MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
857-342 5 Hyde Park MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
857-342 9 Hyde Park MA 990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-07-05   
857-349 A Winthrop MA 990E BANDWIDTH.COM CLEC, LLC - MA 128      

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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