WB6OTN
Individual Licensee
Active
WB6OTN is
an <strong class="text-green-700">active</strong>
FCC Amateur Radio license
(General class) issued to DAVID H. LEAFFER
in San Francisco, CA
. Granted January 28, 2026
; expires December 15, 2035.
License Details
Licensee Name
DAVID H. LEAFFER
Entity Type
Individual
Operator Class
Grant Date
January 28, 2026
Expiration Date
December 15, 2035
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0014353924
Location & Details
Address
1861 16th Avenue
City / State / ZIP
San Francisco, CA
94122
Browse State
Browse City
Call Sign Group
Group D
(2×3 or longer format, all classes)
Region Code
6
(FCC geographic call sign district)