• Auction 108 Mapping Tool
    This mapping tool can be used to help assess whether and to what extent there is unassigned 2.5 GHz spectrum available in any U.S. county.  This tool provides a high-level view of spectrum availability and allows users to link to the Universal Licensing System (ULS).  Interested parties are reminded that the maps and data displayed in the tool are not an official representation of license or application status.  Users should consult ULS to confirm the status of any license or application.  ULS also can be accessed directly at

    Mapping Tool

  • Auction 108 Mapping Tool Instructions