Local Calling Guide

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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 964

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-964 A North Beach MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-964 0 North Beach MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-964 1 North Beach MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-17   
443-964 2 North Beach MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
443-964 3 North Beach MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2010-02-01   
443-964 4 North Beach MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2008-03-07   
443-964 5 North Beach MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2011-06-28   
443-964 6 North Beach MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2012-07-08   
443-964 7 North Beach MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-964 8 North Beach MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-01-22   
443-964 9 North Beach MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-01-02   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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