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Winchester, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
781-218 A CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-218 0   7135 TC SYSTEMS, INC. 128      
781-218 1   8468 FREEDOM RING COMMUNICATIONS, LLC 128   2005-04-18   
781-218 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-23   
781-218 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-02   
781-218 4   145J TERRA NOVA TELECOM INC. 128   2024-11-11   
781-218 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
781-218 7   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-08   
781-218 8   892D ONVOY, LLC - MA 128   2023-08-09   
781-218 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-02-09   
781-358 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-358 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-358 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-358 5   892D ONVOY, LLC - MA 128   2020-07-10   
781-358 8   892D ONVOY, LLC - MA 128   2020-07-10   
781-368 A WNCHMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
781-368 0   892D ONVOY, LLC - MA 128   2024-03-08   
781-368 1   145J TERRA NOVA TELECOM INC. 128   2023-06-22   
781-368 3   145J TERRA NOVA TELECOM INC. 128   2022-12-16   
781-368 5   318J COMCAST IP PHONE, LLC 128   2014-08-22   
781-368 6   145J TERRA NOVA TELECOM INC. 128   2024-05-09   
781-368 7   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-09   
781-368 8   316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
781-368 9   9102 VERIZON NEW ENGLAND INC. 128      
781-369 A NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
781-369 1   318J COMCAST IP PHONE, LLC 128      
781-369 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
781-369 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-03-01   
781-369 9   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-10   
781-389 A NRTNMAAACM4  5562 METROPCS, INC. 128      
781-389 0   5562 METROPCS, INC. 128      
781-389 1   5562 METROPCS, INC. 128      
781-389 2   5562 METROPCS, INC. 128      
781-389 3   5562 METROPCS, INC. 128      
781-389 4   5562 METROPCS, INC. 128      
781-389 5   5562 METROPCS, INC. 128      
781-389 6   5562 METROPCS, INC. 128      
781-389 7   5562 METROPCS, INC. 128      
781-389 8   5562 METROPCS, INC. 128      
781-389 9   5562 METROPCS, INC. 128      
781-570 A NRTNMAAACM4  5562 METROPCS, INC. 128      
781-570 1   5562 METROPCS, INC. 128      
781-570 2   318J COMCAST IP PHONE, LLC 128   2006-07-06   
781-570 3   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-13   
781-570 4   892D ONVOY, LLC - MA 128   2016-02-01   
781-570 5   892D ONVOY, LLC - MA 128   2012-03-05   
781-570 6   5562 METROPCS, INC. 128      
781-570 7   508J CENTURYLINK COMMUNICATIONS, LLC 128   2013-09-30   
781-570 8   829J PAETEC ITEL, LLC 128   2006-08-08   
781-570 9   5562 METROPCS, INC. 128      
781-589 A NRTNMAAACM4  5562 METROPCS, INC. 128      
781-589 0   5562 METROPCS, INC. 128      
781-589 1   5562 METROPCS, INC. 128      
781-589 2   5562 METROPCS, INC. 128      
781-589 3   5562 METROPCS, INC. 128      
781-589 4   5562 METROPCS, INC. 128      
781-589 5   5562 METROPCS, INC. 128      
781-589 6   5562 METROPCS, INC. 128      
781-589 7   5562 METROPCS, INC. 128      
781-589 8   5562 METROPCS, INC. 128      
781-589 9   5562 METROPCS, INC. 128      
781-604 A BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-03-05   
781-604 0   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-604 1   892D ONVOY, LLC - MA 128   2010-03-15   
781-604 2   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-604 3   990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-604 4   892D ONVOY, LLC - MA 128   2022-09-25   
781-604 6   892D ONVOY, LLC - MA 128   2016-04-11   
781-604 7   892D ONVOY, LLC - MA 128   2016-04-11   
781-604 8   892D ONVOY, LLC - MA 128   2022-09-25   
781-604 9   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
781-625 A   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-625 1   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-05   
781-625 2   892D ONVOY, LLC - MA 128   2021-03-07   
781-625 3   892D ONVOY, LLC - MA 128   2021-03-07   
781-625 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-625 5   829J PAETEC ITEL, LLC 128   2012-10-03   
781-625 7   197D VONAGE AMERICA LLC 128   2021-07-17   
781-625 8   515J IP HORIZON LLC 128   2015-03-27   
781-625 9   624H ONVOY SPECTRUM, LLC 128   2022-01-16   
781-717 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-717 0   829J PAETEC ITEL, LLC 128   2002-10-13   
781-717 1   829J PAETEC ITEL, LLC 128   2005-06-02   
781-717 2   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-717 3   321J HD CARRIER LLC 128   2016-09-03   
781-717 4   321J HD CARRIER LLC 128   2016-04-16   
781-717 5   321J HD CARRIER LLC 128   2016-04-16   
781-717 6   321J HD CARRIER LLC 128   2016-04-16   
781-717 7   321J HD CARRIER LLC 128   2016-04-16   
781-717 8   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-717 9   515J IP HORIZON LLC 128   2016-07-01   
781-721 A WNCHMAMADS1  9102 VERIZON NEW ENGLAND INC. 128      
781-722 A   829J PAETEC ITEL, LLC 128      
781-722 0   829J PAETEC ITEL, LLC 128      
781-722 1   829J PAETEC ITEL, LLC 128      
781-722 2   829J PAETEC ITEL, LLC 128      
781-722 3   829J PAETEC ITEL, LLC 128      
781-722 4   829J PAETEC ITEL, LLC 128      
781-722 5   829J PAETEC ITEL, LLC 128      
781-722 6   829J PAETEC ITEL, LLC 128      

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

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