Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 247

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-247 A Union Bridge MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-247 0 Union Bridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
443-247 1 Union Bridge MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-247 2 Union Bridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
443-247 3 Union Bridge MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-03   
443-247 4 Union Bridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
443-247 5 Union Bridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
443-247 6 Union Bridge MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-247 7 Union Bridge MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-247 8 Union Bridge MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   
443-247 9 Union Bridge MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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