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: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-372 A Edgewood MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-372 0 Edgewood MD   829J PAETEC ITEL, LLC 238      
443-372 1 Edgewood MD   829J PAETEC ITEL, LLC 238      
443-372 2 Edgewood MD   829J PAETEC ITEL, LLC 238      
443-372 3 Edgewood MD   829J PAETEC ITEL, LLC 238      
443-372 4 Edgewood MD   145J TERRA NOVA TELECOM INC. 238   2021-07-17   
443-372 5 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2008-06-03   
443-372 6 Edgewood MD   829J PAETEC ITEL, LLC 238   2003-12-01   
443-372 7 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-09-09   
443-372 8 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-09-09   
443-372 9 Edgewood MD   829J PAETEC ITEL, LLC 238      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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