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
240-742 7 Washington Zone 14 (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2024-12-23   
240-859 6 Ashton (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2016-12-09   
240-930 5 Laurel (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2022-09-06   
240-972 6 Laurel (Baltimore LATA) MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2016-03-21   
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   2012-12-09   
410-231 5 Solomons MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2007-08-06   
410-372 5 Towson MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2002-11-30   
410-401 2 Brooklyn Park-Linthicum MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2002-06-24   
410-631 3 Baltimore MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2020-10-12   
410-776 A Bel Air MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-776 2 Bel Air MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-776 6 Bel Air 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      
443-267 A Darlington MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-267 0 Darlington MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-360 A Aberdeen MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 236      
443-360 9 Aberdeen MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 236      
443-402 A Edgewood MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-402 2 Edgewood MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2002-11-18   
443-402 9 Edgewood MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-406 A Elkton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-406 9 Elkton MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 A Churchville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 2 Churchville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2008-08-24   
443-412 3 Churchville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2008-09-02   
443-412 9 Churchville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-417 A Fallston MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-417 9 Fallston MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-424 A Cardiff MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-424 9 Cardiff 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      
443-502 A Havre de Grace MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-502 9 Havre de Grace MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-674 A North East MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-674 9 North East MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-693 A Perryville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-693 9 Perryville MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-731 A Port Deposit MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-731 9 Port Deposit 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   2018-06-04   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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