Local Calling Guide

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Randallstown, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-496 A RNTWMDRADS0  9212 VERIZON MARYLAND, INC. 238      
410-521 A RNTWMDRADS0  9212 VERIZON MARYLAND, INC. 238      
410-655 A RNTWMDRADS0  9212 VERIZON MARYLAND, INC. 238      
410-701 A   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-701 0   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-701 1   4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-16   
410-701 2   876D ONVOY, LLC - MD 238   2016-04-06   
410-701 3   876D ONVOY, LLC - MD 238   2016-04-06   
410-701 4   9212 VERIZON MARYLAND, INC. 238   2003-08-01   
410-701 5   5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 238   2005-07-04   
410-701 6   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2009-05-02   
410-701 7   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2005-03-10   
410-701 8   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2007-06-29   
410-701 9   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-922 A RNTWMDRADS0  9212 VERIZON MARYLAND, INC. 238      
443-272 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-272 0   2593 CORE COMMUNICATIONS, INC. - MD 238   2004-04-02   
443-272 1   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-11-29   
443-272 2   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2014-08-11   
443-272 3   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-272 4   876D ONVOY, LLC - MD 238   2012-10-08   
443-272 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-272 6   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-10-04   
443-272 7   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2008-04-08   
443-272 8   082H LOCAL ACCESS LLC - MD 238   2015-03-23   
443-272 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2019-04-19   
443-405 A BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-405 0   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-405 1   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-405 2   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-03   
443-405 3   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-09-27   
443-405 4   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-405 6   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2018-11-29   
443-405 7   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2011-12-10   
443-405 8   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-405 9   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-426 A BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-426 0   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-426 1   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-426 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-02-12   
443-426 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-08-20   
443-426 5   2589 US LEC OF MARYLAND, INC. 238   2003-03-04   
443-426 6   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2006-03-18   
443-426 7   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2004-06-25   
443-426 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-05-05   
443-426 9   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-431 A   2593 CORE COMMUNICATIONS, INC. - MD 238      
443-431 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2020-04-06   
443-431 2   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-07-31   
443-431 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   

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Last updated: Sat, 31 Oct 2020 19:28:10 UTC

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