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: EKRGMD92MMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-212 A Annapolis MD 6664 SPRINT SPECTRUM L.P. 238      
410-220 A Elkridge MD 6664 SPRINT SPECTRUM L.P. 238      
410-240 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-258 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-262 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-300 A Elkridge MD 6664 SPRINT SPECTRUM L.P. 238      
410-301 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-320 A Annapolis MD 6664 SPRINT SPECTRUM L.P. 238      
410-365 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-419 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-493 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-499 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-500 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-660 A Elkridge MD 6664 SPRINT SPECTRUM L.P. 238      
410-805 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-808 A Fallston MD 6664 SPRINT SPECTRUM L.P. 238      
410-903 A Severna Park MD 6664 SPRINT SPECTRUM L.P. 238      
410-905 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-908 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-961 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-963 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-977 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
410-984 A Sykesville MD 6664 SPRINT SPECTRUM L.P. 238      
443-208 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-226 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-250 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-271 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-277 A Sykesville MD 6664 SPRINT SPECTRUM L.P. 238      
443-306 A Severna Park MD 6664 SPRINT SPECTRUM L.P. 238      
443-314 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-324 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-336 A Annapolis MD 6664 SPRINT SPECTRUM L.P. 238      
443-375 A Hampstead MD 6664 SPRINT SPECTRUM L.P. 238      
443-378 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-398 A Sykesville MD 6664 SPRINT SPECTRUM L.P. 238      
443-404 A Solomons MD 6664 SPRINT SPECTRUM L.P. 238      
443-413 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-414 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-415 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-416 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-418 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-435 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-463 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-468 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-473 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-506 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      
443-528 A Bel Air MD 6664 SPRINT SPECTRUM L.P. 238      
443-532 A Prince Frederick MD 6664 SPRINT SPECTRUM L.P. 238      
443-536 A Westminster MD 6664 SPRINT SPECTRUM L.P. 238      
443-560 A Baltimore MD 6664 SPRINT SPECTRUM L.P. 238      

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

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