Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4KYN callsign genealogy
Currently held by THOMAS, DANIEL F
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 N4KYN's current licensee, walking backwards.
- Stewart, Donald NKYgranted 2025-04-17cancelled 2026-05-12
Successor callsigns
Callsigns held now by people who previously held N4KYN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4KYN, oldest first.
- THOMAS, DANIEL F KY1991-04-30 → cancelled 2003-05-01
- Stewart, Donald N KY2026-05-12 active