Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ4QS callsign genealogy
Currently held by BUTLER SR, KENNETH L
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 KQ4QS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KQ4QS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KQ4QS, oldest first.
- BUTLER, KENNETH L NC1993-03-23 → cancelled 2005-03-24
- BUTLER SR, KENNETH L NC2025-03-11 active