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
202-235 7 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-12-06   
202-240 4 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2021-12-03   
202-240 5 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2021-12-03   
202-240 6 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2021-12-03   
202-428 6 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2020-08-21   
202-428 7 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2020-08-21   
202-869 7 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-07-24   
202-869 9 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-07-24   
202-902 2 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-07-24   
202-916 A Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
202-916 2 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-916 3 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-916 4 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-07-01   
202-920 8 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-08-09   
202-980 6 Washington Zone 1 DC 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2021-02-07   
227-200 0 Washington Zone 2 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2023-12-08   
227-246 5 Washington Zone 5 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-09-12   
240-725 6 Lexington Park-Great Mills MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-10-02   
301-265 4 Washington Zone 6 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2002-11-30   
301-291 2 Washington Zone 14 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-07-25   
301-828 3 Washington Zone 2 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-830 9 Washington Zone 3 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-867 1 Washington Zone 14 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2020-08-10   
301-941 6 Washington Zone 2 MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-10-02   
301-994 6 Lexington Park-Great Mills MD 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2003-11-04   
410-862 6 Waterloo (Washington DC LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 236   2012-08-27   
540-602 A Stafford VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
540-602 6 Stafford VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2010-08-16   
540-873 3 Stafford VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2022-08-01   
571-349 5 Arcola VA 4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 236   2015-03-24   
571-367 6 Arcola VA 4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 236   2013-06-10   
571-378 8 Washington Zone 17 VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-08-02   
571-382 7 Washington Zone 17 VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
571-404 5 Braddock VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2019-09-12   
571-430 7 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2020-08-10   
571-443 3 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-01-15   
571-443 4 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-01-15   
571-443 5 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-01-15   
571-443 6 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-01-15   
571-445 7 Haymarket VA 4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 236   2012-12-07   
571-459 4 Washington Zone 19 VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2017-03-31   
571-461 6 Washington Zone 17 VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2020-02-24   
571-508 0 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 1 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 2 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 3 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 4 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 5 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-508 6 Herndon VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2018-02-27   
571-565 8 Washington Zone 17 VA 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2016-01-25   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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