KK6TDF
Individual Licensee
Active
KK6TDF is
an active
FCC Amateur Radio license
(Technician class) issued to Fred R. Constantine
in Calistoga, CA
. Granted April 8, 2025
; expires April 8, 2035.
License Details
Licensee Name
Fred R. Constantine
Entity Type
Individual
Operator Class
Grant Date
April 8, 2025
Expiration Date
April 8, 2035
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0024411720
Location & Details
Address
1814 School St.
City / State / ZIP
Calistoga, CA
945151545
Browse State
Browse City
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
6
(FCC geographic call sign district)