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: WASHDC12NMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-884 0 Tompkinsville MD 490J DISH WIRELESS, LLC 236      
240-894 A Lexington Park-Great Mills MD 490J DISH WIRELESS, LLC 236      
240-894 8 Lexington Park-Great Mills MD 490J DISH WIRELESS, LLC 236      
240-926 2 Hughesville MD 490J DISH WIRELESS, LLC 236      
240-940 5 Washington Zone 4 MD 490J DISH WIRELESS, LLC 236      
240-968 1 Laurel MD 490J DISH WIRELESS, LLC 236      
240-981 3 Gaithersburg MD 490J DISH WIRELESS, LLC 236      
540-873 1 Stafford VA 490J DISH WIRELESS, LLC 236      
571-603 0 Washington Zone 17 VA 490J DISH WIRELESS, LLC 236      
571-603 2 Washington Zone 17 VA 490J DISH WIRELESS, LLC 236      

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

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