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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: BLTMMDCH40Z

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-565 A Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-565 7 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-02-13   
240-565 8 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-01-15   
240-565 9 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-02-13   
240-571 1 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-01   
240-571 6 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-01   
240-593 A Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 0 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 1 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 2 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 3 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 4 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 5 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2003-07-06   
240-593 6 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-593 7 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2003-07-06   
240-593 8 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-04-25   
240-593 9 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
240-653 1 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-10-10   
240-708 0 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-07-22   
240-708 1 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
240-708 2 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
240-708 3 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
240-708 5 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
240-708 6 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
240-708 9 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-03-23   
240-755 1 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-08-03   
240-755 2 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-11-04   
240-755 3 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-01-12   
240-755 4 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-13   
240-755 5 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-21   
240-755 6 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-06-16   
240-930 3 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-09-29   
240-930 9 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   
301-532 A Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
301-532 3 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-07-14   
301-532 5 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2017-02-04   
301-532 6 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-12-09   
301-532 7 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-11-27   
301-532 8 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-11-27   
301-532 9 Laurel (Baltimore LATA) MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-20   
410-212 A Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 0 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 1 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 2 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 3 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 4 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 5 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 6 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 7 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-212 8 Annapolis MD 5562 METROPCS, INC. 238      
410-212 9 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-220 A Elkridge MD 5562 METROPCS, INC. 238      
410-220 7 Elkridge MD 5562 METROPCS, INC. 238   2011-11-28   
410-240 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-240 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-258 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-258 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-261 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-09-19   
410-262 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-262 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-269 3 Severna Park MD 5562 METROPCS, INC. 238   2011-08-19   
410-269 9 Severna Park MD 5562 METROPCS, INC. 238   2011-08-19   
410-297 1 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
410-300 A Elkridge MD 5562 METROPCS, INC. 238      
410-300 0 Elkridge MD 5562 METROPCS, INC. 238   2006-05-15   
410-300 1 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   
410-300 2 Elkridge MD 5562 METROPCS, INC. 238   2005-12-23   
410-300 3 Elkridge MD 5562 METROPCS, INC. 238   2005-12-23   
410-300 4 Elkridge MD 5562 METROPCS, INC. 238   2005-12-23   
410-300 5 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   
410-300 6 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   
410-300 7 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   
410-300 8 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.