Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: WASHDCINDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
202-268 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-594 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-715 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-719 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-729 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-730 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-734 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-753 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-818 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-923 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
202-969 A Washington Zone 1 DC 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-562 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-616 A Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-677 A Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-781 A Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-235 A Washington Zone 16 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-242 A Brandywine MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-269 A Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-298 A Washington Zone 15 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-795 A Washington Zone 10 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-804 A Ashton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-837 A Washington Zone 13 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-841 A Washington Zone 2 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-867 A Washington Zone 14 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-909 A Washington Zone 5 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-944 A Gaithersburg MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-945 A Washington Zone 11 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-955 A Washington Zone 4 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-957 A Laurel MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-960 A Washington Zone 3 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-965 A Washington Zone 6 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-966 A Washington Zone 12 MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-262 A Herndon VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-361 A Manassas VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-383 A Manassas VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-454 A Manassas VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-515 A Engleside VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-616 A Engleside VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-767 A Engleside VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-253 A Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-254 A Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-258 A Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-259 A Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-261 A Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-268 A Washington Zone 19 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-269 A Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-270 A Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-286 A Washington Zone 17 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-334 A Manassas VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
703-340 A Washington Zone 8 VA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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