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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-262 A Lexington Park-Great Mills MD 6664 SPRINT SPECTRUM L.P. 236   2011-12-01   
240-346 A Waldorf MD 6664 SPRINT SPECTRUM L.P. 236      
240-412 A Waldorf MD 6664 SPRINT SPECTRUM L.P. 236      
240-431 A Lexington Park-Great Mills MD 6664 SPRINT SPECTRUM L.P. 236      
240-448 A Waldorf MD 6664 SPRINT SPECTRUM L.P. 236      
240-518 A Waldorf MD 6664 SPRINT SPECTRUM L.P. 236   2011-12-05   
703-899 A Washington Zone 17 VA 6664 SPRINT SPECTRUM L.P. 236      

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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