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: 410

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-410 A Glen Burnie MD   7575 CENTURYLINK COMMUNICATIONS LLC 238      
443-410 0 Glen Burnie MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2014-05-25   
443-410 1 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-05-30   
443-410 2 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-05-30   
443-410 3 Glen Burnie MD   318J COMCAST IP PHONE LLC 238   2014-03-22   
443-410 4 Glen Burnie MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-06-06   
443-410 5 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-410 6 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-410 7 Glen Burnie MD   508J CENTURYLINK COMMUNICATIONS LLC 238   2013-09-30   
443-410 8 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-410 9 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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