Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: WASHDCINDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
703-646 A Lorton VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-646 9 Lorton VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-657 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2006-10-31   
703-674 4 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2004-09-14   
703-743 3 Haymarket VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2014-06-17   
703-828 A Braddock VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-828 1 Braddock VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-828 2 Braddock VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-828 3 Braddock VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-828 9 Braddock VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-889 6 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2006-04-18   
703-956 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-956 7 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-03-11   
703-956 8 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-03-11   
703-962 A Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-962 2 Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-962 3 Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-962 5 Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-984 8 Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2004-09-13   

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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