Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT4JA callsign genealogy
Currently held by ALEXANDER, JAMES W
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 KT4JA's current licensee, walking backwards.
- ALEXANDER, JAMES WSCgranted 2014-09-10cancelled 2015-04-14
Successor callsigns
Callsigns held now by people who previously held KT4JA.
- DAIL, MURRAY WFLgranted 2026-04-17
All historical holders
Every license row we've seen with the callsign KT4JA, oldest first.
- DAIL, MURRAY W FL2004-05-19 → cancelled 2006-05-19
- ALEXANDER, JAMES W SC2025-03-05 active