Local Calling Guide

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Search area code/prefix (NPA/NXX)
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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
443-660 A Pikesville MD WHMRMDATPS0  107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238      
443-660 0 Pikesville MD   082H LOCAL ACCESS LLC - MD 238   2013-09-06   
443-660 1 Pikesville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2005-06-05   
443-660 2 Pikesville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2005-06-05   
443-660 3 Pikesville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2005-06-05   
443-660 5 Pikesville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2005-06-05   
443-660 6 Pikesville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-09-24   
443-660 7 Pikesville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2012-09-21   
443-660 8 Pikesville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-06-03   
443-660 9 Pikesville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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