Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KT4XA callsign genealogy
Currently held by ARTHUR, CHRISTOPHER S
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 KT4XA's current licensee, walking backwards.
- KO4LYBcancelledRenegade Rovers ARCALgranted 2021-02-05cancelled 2021-02-23
Successor callsigns
Callsigns held now by people who previously held KT4XA.
- ARTHUR, CHRISTOPHER SALgranted 2020-07-18
All historical holders
Every license row we've seen with the callsign KT4XA, oldest first.
- ARTHUR, CHRISTOPHER S AL1997-09-18 → cancelled 2000-10-14
- Renegade Rovers ARC AL2021-02-23 active