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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-209 A Havre de Grace MD BLARMDBL1MD  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 0 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 1 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 3 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 4 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 5 Havre de Grace MD   5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 238   2005-10-07   
443-209 7 Havre de Grace MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2009-03-02   
443-209 8 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      
443-209 9 Havre de Grace MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238      

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

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