Local Calling Guide

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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-657 A Randallstown MD LARLMDCC1MD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-657 0 Randallstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-657 1 Randallstown MD   082H LOCAL ACCESS LLC - MD 238   2016-10-14   
443-657 2 Randallstown MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-657 3 Randallstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-657 4 Randallstown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
443-657 5 Randallstown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
443-657 6 Randallstown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
443-657 7 Randallstown MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2015-11-14   
443-657 8 Randallstown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
443-657 9 Randallstown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   

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

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