Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: TYCRVA03AMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-514 5 Washington Zone 11 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 A Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 0 Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 1 Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 2 Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 3 Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-516 5 Washington Zone 12 MD 2589 US LEC OF MARYLAND, INC. 236      
240-523 1 La Plata MD 2589 US LEC OF MARYLAND, INC. 236   2004-02-05   
240-542 A Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-542 0 Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-542 1 Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-542 2 Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-542 3 Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-542 5 Washington Zone 13 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 A Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 0 Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 1 Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 2 Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 3 Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-544 5 Washington Zone 14 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 A Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 0 Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 1 Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 2 Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 3 Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-545 4 Washington Zone 15 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 A Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 0 Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 1 Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 2 Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 3 Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-546 4 Washington Zone 16 MD 2589 US LEC OF MARYLAND, INC. 236      
240-581 5 Laurel MD 2589 US LEC OF MARYLAND, INC. 236   2009-06-12   
240-607 1 Waldorf MD 2589 US LEC OF MARYLAND, INC. 236   2006-04-21   
240-613 A Washington Zone 4 MD 2589 US LEC OF MARYLAND, INC. 236      
240-745 1 Damascus MD 2589 US LEC OF MARYLAND, INC. 236   2004-02-05   
240-813 1 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236   2008-03-24   
240-813 2 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236   2007-07-23   
240-912 A Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-912 0 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-912 1 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-912 2 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-912 3 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-912 8 Gaithersburg MD 2589 US LEC OF MARYLAND, INC. 236      
240-993 1 Indian Head MD 2589 US LEC OF MARYLAND, INC. 236   2004-02-05   
301-202 3 Washington Zone 2 MD 2589 US LEC OF MARYLAND, INC. 236   2010-06-08   
301-232 1 Ashton MD 2589 US LEC OF MARYLAND, INC. 236   2003-03-11   
301-242 5 Brandywine MD 2589 US LEC OF MARYLAND, INC. 236   2003-03-01   
301-575 A Laurel MD 2589 US LEC OF MARYLAND, INC. 236      
301-575 0 Laurel MD 2589 US LEC OF MARYLAND, INC. 236      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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