Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
301-591 0 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 1 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 2 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 3 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 4 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 5 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 8 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-591 9 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
301-605 1 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2009-11-10   
301-618 2 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236      
301-618 3 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236      
301-618 6 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236      
301-685 3 Damascus MD 829J PAETEC ITEL, LLC 236   2004-09-28   
301-691 1 Poolesville MD 829J PAETEC ITEL, LLC 236   2004-02-04   
301-782 8 Brandywine MD 829J PAETEC ITEL, LLC 236   2010-01-18   
301-789 1 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2005-02-10   
301-789 2 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2005-02-10   
301-804 4 Ashton MD 829J PAETEC ITEL, LLC 236   2010-01-26   
301-830 7 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236   2006-01-09   
301-836 9 Washington Zone 5 MD 829J PAETEC ITEL, LLC 236   2004-03-27   
301-841 4 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2007-05-17   
301-850 9 Washington Zone 14 MD 829J PAETEC ITEL, LLC 236   2004-03-27   
301-861 1 Waldorf MD 829J PAETEC ITEL, LLC 236   2005-10-07   
301-861 5 Waldorf MD 829J PAETEC ITEL, LLC 236   2005-03-17   
301-880 3 Lexington Park-Great Mills MD 829J PAETEC ITEL, LLC 236   2005-04-05   
301-880 5 Lexington Park-Great Mills MD 829J PAETEC ITEL, LLC 236   2005-10-07   
301-880 7 Lexington Park-Great Mills MD 829J PAETEC ITEL, LLC 236   2007-12-14   
301-886 8 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236   2003-04-06   
301-892 4 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-09-22   
301-915 9 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2004-03-27   
301-917 2 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2007-05-15   
301-917 6 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2005-07-08   
301-920 9 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236   2004-03-02   
301-931 5 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236   2014-06-09   
301-955 2 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-11-12   
301-955 4 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-11-12   
301-955 5 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-11-12   
301-955 7 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-11-12   
301-955 8 Washington Zone 4 MD 829J PAETEC ITEL, LLC 236   2010-11-12   
301-956 2 Gaithersburg MD 829J PAETEC ITEL, LLC 236   2009-02-12   
301-960 4 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236   2005-02-10   
301-968 3 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2009-06-24   
301-971 3 Washington Zone 6 MD 829J PAETEC ITEL, LLC 236   2011-06-12   
301-974 6 Laurel MD 829J PAETEC ITEL, LLC 236   2006-04-26   
301-978 3 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2013-01-25   
301-979 6 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2018-10-05   
301-994 8 Lexington Park-Great Mills MD 829J PAETEC ITEL, LLC 236   2004-03-27   
301-997 9 Leonardtown MD 829J PAETEC ITEL, LLC 236   2004-03-27   
410-862 9 Waterloo (Washington DC LATA) MD 829J PAETEC ITEL, LLC 236   2013-10-21   
540-242 5 Stafford VA 829J PAETEC ITEL, LLC 236   2005-07-24   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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