Call Sign Checker    Version 1.1 Updated 04 May 2005
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Prioritization Waves - click on map for larger image


Prioritization Schedule - click on chart for larger image

These search tools are intended to assist site-based 800 MHz licensees to determine whether or not they are required to reconfigure their 800 MHz systems. It is not intended for use by non-800 MHz stakeholders for commercial or business development purposes or by anyone for unlawful purposes. Some of the information in the search tools is derived from publicly-available data from the Universal Licensing System (“ULS”) of the Federal Communications Commission. The 800 MHz Transition Administrator cannot guarantee the accuracy of this data. The 800 MHz Transition Administrator has used its best efforts to ensure that these search tools contain accurate information. As the ULS database frequently changes, however, the 800 MHz Transition Administrator cannot guarantee the accuracy, timeliness, reliability, or completeness of any of the information contained on, downloaded, or accessed from these search tools. In no event shall the TA be liable for any damages whatsoever arising out of or in connection with the use of information available on these search tools. Any questions or comments regarding the search tools should be sent to

Your query results will display below (you may copy/paste from the table to a spreadsheet):