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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-490 A Edgewood MD   071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-490 1 Edgewood MD   145J TERRA NOVA TELECOM INC. 238   2025-05-07   
443-490 2 Edgewood MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-07-28   
443-490 3 Edgewood MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-08-04   
443-490 5 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-30   
443-490 6 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-10-19   
443-490 7 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-10-19   
443-490 8 Edgewood MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
443-490 9 Edgewood MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2017-10-14   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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