KO4K
Individual Licensee
Active
KO4K is
an active
FCC Amateur Radio license
(Extra class) issued to ROBERT H. NEFF
in MCLEAN, VA
. Granted March 12, 2026
; expires May 16, 2036.
License Details
Licensee Name
ROBERT H. NEFF
Entity Type
Individual
Operator Class
Grant Date
March 12, 2026
Expiration Date
May 16, 2036
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0015053796
Location & Details
Address
1905 KIRBY RD
City / State / ZIP
MCLEAN, VA
221015302
Browse State
Browse City
Call Sign Group
Group A
(shortest 1×2 and 2×1 format, Extra class only)
Region Code
4
(FCC geographic call sign district)