Local Calling Guide

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Chelsea, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-270 A NRTNMAAACM4  5562 METROPCS, INC. 128      
617-270 0   5562 METROPCS, INC. 128      
617-270 1   5562 METROPCS, INC. 128      
617-270 2   145J TERRA NOVA TELECOM INC. 128   2022-08-30   
617-270 3   5562 METROPCS, INC. 128      
617-270 4   5562 METROPCS, INC. 128      
617-270 5   5562 METROPCS, INC. 128      
617-270 6   5562 METROPCS, INC. 128      
617-270 7   5562 METROPCS, INC. 128      
617-270 8   5562 METROPCS, INC. 128      
617-270 9   145J TERRA NOVA TELECOM INC. 128   2023-11-14   
617-336 A   829J PAETEC ITEL, LLC 128      
617-336 0   829J PAETEC ITEL, LLC 128      
617-336 1   829J PAETEC ITEL, LLC 128      
617-336 2   829J PAETEC ITEL, LLC 128      
617-336 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-12-03   
617-336 4   829J PAETEC ITEL, LLC 128      
617-336 5   829J PAETEC ITEL, LLC 128      
617-336 6   892D ONVOY, LLC - MA 128   2021-03-06   
617-336 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-12-03   
617-336 8   892D ONVOY, LLC - MA 128   2017-10-08   
617-336 9   829J PAETEC ITEL, LLC 128      
617-370 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-370 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-370 1   892D ONVOY, LLC - MA 128   2023-07-08   
617-370 2   829J PAETEC ITEL, LLC 128   2002-10-13   
617-370 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-27   
617-370 4   829J PAETEC ITEL, LLC 128   2004-02-23   
617-370 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
617-370 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-370 7   515J IP HORIZON LLC 128   2013-04-08   
617-370 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-07-11   
617-370 9   515J IP HORIZON LLC 128   2016-06-26   
617-409 A   829J PAETEC ITEL, LLC 128      
617-409 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
617-409 1   829J PAETEC ITEL, LLC 128      
617-409 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-29   
617-409 3   829J PAETEC ITEL, LLC 128      
617-409 4   7135 TC SYSTEMS, INC. 128   2002-05-18   
617-409 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2006-11-27   
617-409 6   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-12   
617-409 7   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-12   
617-409 8   8468 FREEDOM RING COMMUNICATIONS, LLC 128   2009-06-08   
617-409 9   318J COMCAST IP PHONE, LLC 128   2008-09-11   
617-461 A NRTNMAAACM4  5562 METROPCS, INC. 128      
617-461 0   5562 METROPCS, INC. 128      
617-461 1   5562 METROPCS, INC. 128      
617-461 2   5562 METROPCS, INC. 128      
617-461 3   5562 METROPCS, INC. 128      
617-461 4   5562 METROPCS, INC. 128      
617-461 5   5562 METROPCS, INC. 128      
617-461 6   5562 METROPCS, INC. 128      
617-461 7   5562 METROPCS, INC. 128      
617-461 8   5562 METROPCS, INC. 128      
617-461 9   5562 METROPCS, INC. 128      
617-466 A NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-466 0   318J COMCAST IP PHONE, LLC 128      
617-466 1   318J COMCAST IP PHONE, LLC 128      
617-466 2   318J COMCAST IP PHONE, LLC 128      
617-466 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-01-15   
617-466 4   829J PAETEC ITEL, LLC 128   2007-01-08   
617-466 5   829J PAETEC ITEL, LLC 128   2007-01-08   
617-466 6   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-02   
617-466 7   892D ONVOY, LLC - MA 128   2023-08-17   
617-466 8   318J COMCAST IP PHONE, LLC 128   2019-05-10   
617-466 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
617-660 A CHLSMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-819 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-819 0   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-24   
617-819 1   892D ONVOY, LLC - MA 128   2010-03-15   
617-819 2   892D ONVOY, LLC - MA 128   2021-03-06   
617-819 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-819 4   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   
617-819 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-11-15   
617-819 6   624H ONVOY SPECTRUM, LLC 128   2021-04-08   
617-819 7   892D ONVOY, LLC - MA 128   2021-04-06   
617-819 8   892D ONVOY, LLC - MA 128   2010-04-07   
617-819 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-884 A CHLSMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-887 A CHLSMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-889 A CHLSMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
617-958 A   892D ONVOY, LLC - MA 128      
617-958 0   073H TELNYX LLC 128   2021-03-04   
617-958 1   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
617-958 2   892D ONVOY, LLC - MA 128   2020-06-21   
617-958 3   892D ONVOY, LLC - MA 128   2021-04-06   
617-958 4   892D ONVOY, LLC - MA 128   2021-04-06   
617-958 5   892D ONVOY, LLC - MA 128   2020-03-25   
617-958 6   892D ONVOY, LLC - MA 128   2020-03-25   
617-958 7   892D ONVOY, LLC - MA 128   2020-03-25   
617-958 8   892D ONVOY, LLC - MA 128   2020-03-25   
617-958 9   990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-323 A CHLSMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
857-323 0   990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-04-21   
857-323 1   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-323 2   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-323 3   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
857-323 4   732H BARR TELL USA, INC. - MA 128   2015-12-31   
857-323 5   892D ONVOY, LLC - MA 128   2014-10-10   
857-323 6   892D ONVOY, LLC - MA 128   2014-10-10   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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