Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KTC callsign genealogy
Currently held by DITTMANN, JOSEPH 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 N9KTC's current licensee, walking backwards.
- Niswonger, Wyant LILgranted 2020-07-07cancelled 2020-10-24
Successor callsigns
Callsigns held now by people who previously held N9KTC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9KTC, oldest first.
- DITTMANN, JOSEPH A IL2000-12-28 → cancelled 2013-03-28
- Niswonger, Wyant L IL2020-10-24 active