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
443-753 9 Waterloo (Washington DC LATA) MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
540-803 A Stafford VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-210 3 Arcola VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-01-18   
571-266 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2009-11-30   
571-282 0 Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-06-28   
571-282 6 Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-06-28   
571-287 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-07-10   
571-302 3 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-15   
571-306 5 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-06-09   
571-313 7 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-04-12   
571-317 6 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2014-05-29   
571-324 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-324 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-10-25   
571-324 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-09-14   
571-324 7 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-09-14   
571-324 8 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2017-09-14   
571-324 9 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-06-12   
571-325 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-325 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2014-01-27   
571-328 7 Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-04-30   
571-342 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-10-26   
571-362 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-375 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-375 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-07-28   
571-376 2 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-11-10   
571-386 A Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-386 3 Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-04   
571-387 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-387 2 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-07-16   
571-387 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-07-16   
571-387 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-07-16   
571-387 5 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-07-16   
571-387 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-07-16   
571-388 5 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-09-02   
571-392 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-392 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-10-27   
571-392 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-01-21   
571-397 5 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2020-10-14   
571-401 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-401 2 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 3 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 5 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-403 3 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-06-16   
571-403 5 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-03-28   
571-409 5 Occoquan VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-11-17   
571-414 A Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-414 2 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-10-16   
571-414 3 Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-10-16   

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

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