KM4RBP - Ham operator in Knoxville, TN

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Callsign: KM4RBP
Class: Technician
Name: Williams, Fredrick D
City: Knoxville
State: TN
Zipcode: 37921
Status: Active
Grant Date: 02/13/2026
Expires: 02/12/2036
Uls: FCC Info

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