Local Calling Guide

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Havre de Grace, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-939 A HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 A HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 0 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 1 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 2   829J PAETEC ITEL, LLC 238   2004-03-27   
410-942 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
410-942 4 BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-14   
410-942 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2020-10-16   
410-942 6 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-09-09   
410-942 7 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 8 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
410-942 9 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-03   
443-209 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-209 0   829J PAETEC ITEL, LLC 238      
443-209 1   829J PAETEC ITEL, LLC 238      
443-209 3   829J PAETEC ITEL, LLC 238      
443-209 4   829J PAETEC ITEL, LLC 238      
443-209 5   829J PAETEC ITEL, LLC 238   2005-10-07   
443-209 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2020-10-16   
443-209 7 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2009-03-02   
443-209 8   829J PAETEC ITEL, LLC 238      
443-209 9   829J PAETEC ITEL, LLC 238      
443-502 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-502 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-502 1   829J PAETEC ITEL, LLC 238   2004-02-05   
443-502 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-502 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-502 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-06-29   
443-502 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-28   
443-502 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-502 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2002-02-25   
443-502 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-526 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-526 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-06-02   
443-526 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-02-13   
443-526 2   829J PAETEC ITEL, LLC 238      
443-526 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-24   
443-526 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-24   
443-526 5 BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   
443-526 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-08-18   
443-526 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-08-01   
443-526 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-08-01   
443-526 9 BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-13   
443-843 A HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
443-843 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-07   
443-843 1 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-843 2 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-843 3   829J PAETEC ITEL, LLC 238   2011-12-16   
443-843 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-843 5 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
443-843 6 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
443-843 7 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
443-843 8 HDGRMDHVDS0  9212 VERIZON MARYLAND, INC. 238      
443-843 9   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-466 A BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-466 1 BLTQMD019MD  490J DISH WIRELESS, LLC 238   2023-03-12   
667-466 3 BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-04-25   
667-466 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2024-06-20   
667-567 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-567 0 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   
667-567 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-01-01   
667-567 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-567 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-567 9 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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