Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4NNW callsign genealogy
Currently held by KRONEMEYER, JEAN A
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 KD4NNW's current licensee, walking backwards.
- KRONEMEYER, MICHAELAKYgranted 1999-07-20cancelled 1999-09-30
Successor callsigns
Callsigns held now by people who previously held KD4NNW.
- Kronemeyer, Jean AKYgranted 2019-06-07
All historical holders
Every license row we've seen with the callsign KD4NNW, oldest first.
- Kronemeyer, Michaela GA2019-08-01 active
- KRONEMEYER, JEAN A— → cancelled 1999-04-08