Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-657 A Parkville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-657 0 Parkville MD   876D ONVOY, LLC - MD 238   2016-05-06   
410-657 1 Parkville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2018-05-10   
410-657 2 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
410-657 3 Parkville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      
410-657 4 Parkville MD   876D ONVOY, LLC - MD 238   2016-03-28   
410-657 5 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
410-657 6 Parkville MD   876D ONVOY, LLC - MD 238   2016-03-28   
410-657 7 Parkville MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-09-12   
410-657 8 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
410-657 9 Parkville MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238      

Last updated: Sun, 29 Sep 2019 14:17:11 UTC

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