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
857-322 0 East Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-03-18   
857-322 3 East Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-26   
857-342 8 Hyde Park MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-07-11   
857-345 8 Hyde Park MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2014-07-27   
857-349 1 Winthrop MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2019-03-06   
857-352 0 Brookline MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-06-22   
857-353 9 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-04-13   
857-355 9 Everett MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-05-28   
857-356 3 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2019-12-28   
857-357 0 Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-04-13   
857-358 7 Quincy MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-05-24   
857-361 5 Brookline MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-04-19   
857-386 1 Chelsea MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-10-30   
857-386 8 Chelsea MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-11-08   
857-394 9 Belmont MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2022-06-23   
857-402 6 East Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-05-15   
857-407 0 Roxbury MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-11-07   
857-407 1 Roxbury MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-11-30   
857-410 8 Charlestown MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2016-10-14   
857-419 4 Milton MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-03-11   
857-423 7 Brookline MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-04-13   
857-444 A Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-444 0 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 1 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 2 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 3 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 4 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 5 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 6 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 7 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 8 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-444 9 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-01-13   
857-496 8 South Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   
857-496 9 South Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   
857-504 1 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-11-07   
857-504 8 Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-12-06   
857-520 6 Hyde Park MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-11-25   
857-524 4 South Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-01-30   
857-524 7 South Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-26   
857-524 8 South Boston MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2019-03-06   
857-626 7 Belmont MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-06-12   
857-663 9 Dorchester MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-10-30   
857-719 0 Jamaica Plain MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-07-11   
857-760 6 Watertown MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-10-30   
857-773 2 Jamaica Plain MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-04-19   
857-777 A Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
857-777 0 Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-01-27   
857-777 1 Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-01-27   
857-777 2 Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-01-27   
857-777 3 Cambridge MA 268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-01-27   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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