Local Calling Guide

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Denton, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-479 A DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 0 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 1 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 2 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 3 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 4 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 5 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 6 SLBRMDFSDS0  2593 CORE COMMUNICATIONS, INC. - MD 242   2004-04-03   
410-479 7 SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242   2010-06-27   
410-479 8 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 9 DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
443-448 A SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242      
443-448 0   566J RADIANTIQ LLC 242   2021-04-12   
443-448 1   876D ONVOY, LLC - MD 242   2021-03-05   
443-448 2 WYMLMDMWEMD  7421 AT&T LOCAL 242   2005-05-02   
443-448 3 ESTNMDES5MD  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 242   2015-11-02   
443-448 4 SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242   2006-07-31   
443-448 5 SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2016-10-16   
443-448 6 SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2014-06-25   
443-448 7 SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242   2015-03-20   
443-448 8 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2017-04-13   
443-448 9 SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   
667-248 A ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242      
667-248 0   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-08-03   
667-248 1   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-08-03   
667-248 2   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-08-03   
667-248 3 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-03-28   
667-248 4 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-03-28   
667-248 5 SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-07-31   
667-248 6 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-03-28   
667-248 7 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-03-28   
667-248 8 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-248 9 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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