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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-647 6 Clear Spring MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-07-31   
240-647 8 Clear Spring MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-07-31   
240-648 4 Keedysville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-648 6 Keedysville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-648 7 Keedysville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-648 8 Keedysville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-649 4 Smithsburg MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-649 6 Smithsburg MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-679 4 Friendsville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-679 6 Friendsville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-679 7 Friendsville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
240-679 9 Friendsville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
301-750 0 Friendsville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2004-05-09   
301-799 0 Keedysville MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2004-05-09   
301-857 0 Clear Spring MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2002-09-10   
301-882 0 New Market MD 2593 CORE COMMUNICATIONS, INC.- MD 240   2004-05-09   
304-821 0 Inwood WV 5833 CORETEL WEST VIRGINIA, INC. - WV 240   2003-03-06   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

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