Local Calling Guide

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-874 5 Odenton MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2012-10-11   
410-874 6 Odenton MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2015-08-28   
410-874 7 Odenton MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-09-12   
410-874 8 Odenton MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-09-12   
410-874 9 Odenton MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-875 A Sykesville MD WMNSMDWMDS0  9212 VERIZON MARYLAND, INC. 238      
410-875 0 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 1 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 2 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 3 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 4 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 5 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 6 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-875 7 Sykesville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-10-03   
410-875 8 Sykesville MD   1958 ATX TELECOMMUNICATIONS SERVICES, LTD 238   2004-03-27   
410-875 9 Sykesville MD   9212 VERIZON MARYLAND, INC. 238      
410-876 A Reisterstown MD WMNSMDWMDS0  9212 VERIZON MARYLAND, INC. 238      
410-877 A Fallston MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-877 0 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 1 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 2 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 3 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 4 Fallston MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-08-07   
410-877 5 Fallston MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-08-07   
410-877 6 Fallston MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-03   
410-877 7 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 8 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-877 9 Fallston MD   9212 VERIZON MARYLAND, INC. 238      
410-878 A Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-878 0 Baltimore MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-08-08   
410-878 1 Baltimore MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-08-08   
410-878 2 Baltimore MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2005-08-30   
410-878 3 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-878 4 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-878 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-06-19   
410-878 6 Baltimore MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2005-08-30   
410-878 7 Baltimore MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2005-08-05   
410-878 8 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-878 9 Baltimore MD   1958 ATX TELECOMMUNICATIONS SERVICES, LTD 238   2006-08-07   
410-879 A Fork MD BLARMDBLDS0  9212 VERIZON MARYLAND, INC. 238      
410-880 A Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-881 A Sherwood Forest MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-881 0 Sherwood Forest MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
410-881 1 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2004-04-02   
410-881 2 Sherwood Forest MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-03-30   
410-881 3 Sherwood Forest MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
410-881 4 Sherwood Forest MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-04-28   
410-881 5 Sherwood Forest MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-04-04   
410-881 6 Sherwood Forest MD   876D ONVOY, LLC - MD 238   2016-03-05   
410-881 7 Sherwood Forest MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-01-09   

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Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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