KJ5NNM
Individual Licensee
Active
KJ5NNM is
an active
FCC Amateur Radio license
(Technician class) issued to David C. Castillo
in SAN ANTONIO, TX
. Granted December 12, 2025
; expires December 12, 2035.
License Details
Licensee Name
David C. Castillo
Entity Type
Individual
Operator Class
Grant Date
December 12, 2025
Expiration Date
December 12, 2035
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0034763771
Location & Details
City / State / ZIP
SAN ANTONIO, TX
782782007
Browse State
Browse City
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
5
(FCC geographic call sign district)