KR4KJJ
Individual Licensee
Active
KR4KJJ is
an active
FCC Amateur Radio license
(Technician class) issued to Mason Buck
in Prestonsburg, KY
. Granted March 10, 2026
; expires March 10, 2036.
License Details
Licensee Name
Mason Buck
Entity Type
Individual
Operator Class
Grant Date
March 10, 2026
Expiration Date
March 10, 2036
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0036955409
Location & Details
Address
137 James Slone Dr
City / State / ZIP
Prestonsburg, KY
416538373
Browse State
Browse City
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
4
(FCC geographic call sign district)