Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU3T callsign genealogy
Currently held by KEER, JOSEPH S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KU3T's current licensee, walking backwards.
- Fuma, FilipPAgranted 2007-07-20cancelled 2007-09-18
Successor callsigns
Callsigns held now by people who previously held KU3T.
- KEER, JOSEPH SPAgranted 2020-04-08
All historical holders
Every license row we've seen with the callsign KU3T, oldest first.
- KEER, JOSEPH S PA1995-02-07 → cancelled 2000-06-24
- Fuma, Filip PA2018-04-11 active