Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9TCT callsign genealogy
Currently held by Dining, Donald P
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 N9TCT's current licensee, walking backwards.
- Dining, Donald PILgranted 2024-08-21cancelled 2024-11-05
Successor callsigns
Callsigns held now by people who previously held N9TCT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9TCT, oldest first.
- ORTMAN, DANIEL IL2004-04-02 → cancelled 2016-04-05
- Dining, Donald P IL2024-11-05 active