KD3COW
Individual Licensee
Active
KD3COW is
an active
FCC Amateur Radio license
(Technician class) issued to William N. Knapp
in Elkton, MD
. Granted February 11, 2026
; expires February 11, 2036.
License Details
Licensee Name
William N. Knapp
Entity Type
Individual
Operator Class
Grant Date
February 11, 2026
Expiration Date
February 11, 2036
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0037877297
Location & Details
Address
11 Kina Ct
City / State / ZIP
Elkton, MD
219214964
Browse State
Browse City
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
3
(FCC geographic call sign district)