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: BLTMMDCHCMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-859 6 Ashton (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
240-930 5 Laurel (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
240-972 6 Laurel (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
301-612 A Washington Zone 14 (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
301-612 6 Washington Zone 14 (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-372 5 Towson MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-401 2 Brooklyn Park-Linthicum MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-631 3 Baltimore MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-231 A Essex MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-231 2 Essex MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-425 A Parkville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-425 1 Parkville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-883 A Glen Burnie MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-883 4 Glen Burnie MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-886 9 Cockeysville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-896 A Columbia MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-896 2 Columbia MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-896 5 Columbia MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-232 A Glen Burnie MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-232 8 Glen Burnie MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-274 1 Elkridge MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-318 7 Cockeysville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 A Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 0 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 1 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 2 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 3 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 4 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 5 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 6 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 7 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 8 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-890 9 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 A Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 0 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 1 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 2 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 3 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 4 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 5 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 6 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 7 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 8 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-891 9 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 A Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 0 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 1 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 2 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 3 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 4 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 5 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 6 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 7 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 8 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-892 9 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 A Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 0 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 1 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 2 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 3 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 4 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 5 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 6 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 7 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 8 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-893 9 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 A Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 0 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 1 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 2 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 3 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 4 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 5 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 6 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 7 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 8 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-894 9 Odenton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-895 6 Baltimore MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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