AD0TW
Individual Licensee
Active
AD0TW is
an <strong class="text-green-700">active</strong>
FCC Amateur Radio license
(Extra class) issued to Ivar Gronn
in Belgrade, MT
. Granted February 24, 2026
; expires April 18, 2036.
License Details
Licensee Name
Ivar Gronn
Entity Type
Individual
Operator Class
Grant Date
February 24, 2026
Expiration Date
April 18, 2036
Radio Service
Amateur Radio
(HA)
FCC Registration Number (FRN)
0025363847
Location & Details
Address
c/o John Peterson 1509 Ingomar Blvd
City / State / ZIP
Belgrade, MT
59714
Browse State
Browse City
Call Sign Group
Group A
(shortest 1×2 and 2×1 format, Extra class only)
Region Code
7
(FCC geographic call sign district)