Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT4Q callsign genealogy
Currently held by KELLEY, ARTHUR I
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 KT4Q's current licensee, walking backwards.
- SCHWAB, STEVEN JGAgranted 1998-11-19cancelled 2000-09-19
Successor callsigns
Callsigns held now by people who previously held KT4Q.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KT4Q, oldest first.
- KELLEY, ARTHUR I FL1987-10-13 → cancelled 1999-10-14
- SCHWAB, STEVEN J NC2020-07-30 active