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: 767

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-767 A Worthington MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-767 0 Worthington MD   829J PAETEC ITEL, LLC 238      
443-767 1 Worthington MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2020-06-11   
443-767 2 Worthington MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
443-767 3 Worthington MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2020-06-11   
443-767 4 Worthington MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
443-767 6 Worthington MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
443-767 7 Worthington MD   829J PAETEC ITEL, LLC 238   2008-09-08   
443-767 8 Worthington MD   829J PAETEC ITEL, LLC 238      
443-767 9 Worthington MD   829J PAETEC ITEL, LLC 238      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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