Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU5S callsign genealogy
Currently held by TABOR, JAMES 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 KU5S's current licensee, walking backwards.
- Franklin, Tyler DARgranted 2020-04-22cancelled 2020-12-15
Successor callsigns
Callsigns held now by people who previously held KU5S.
- JOHNSON, JAMES WCOgranted 2018-11-24
All historical holders
Every license row we've seen with the callsign KU5S, oldest first.
- TABOR, JAMES L AR2006-06-13 → cancelled 2018-09-11
- JOHNSON, JAMES W CO2018-09-29 → cancelled 2018-11-24
- Franklin, Tyler D AR2020-12-15 active