KM4TBZ
Individual Licensee
Active
KM4TBZ is
an active
FCC Amateur Radio license
(Technician class) issued to Ryan D. Isler
in Umatilla, FL
. Granted February 20, 2026
; expires April 8, 2036.
License Details
Licensee Name
Ryan D. Isler
Entity Type
Individual
Operator Class
Grant Date
February 20, 2026
Expiration Date
April 8, 2036
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0025453945
Location & Details
Address
259 Hillside Ave
City / State / ZIP
Umatilla, FL
32784
Browse State
Browse City
Trustee
Ryan D Isler
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
4
(FCC geographic call sign district)