Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5DI callsign genealogy
Currently held by LARSEN, KARL F
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 K5DI's current licensee, walking backwards.
- Olive, Jay TTXgranted 2015-07-24cancelled 2016-01-05
Successor callsigns
Callsigns held now by people who previously held K5DI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5DI, oldest first.
- LARSEN, KARL F NM2003-09-23 → cancelled 2015-12-15
- Olive, Jay T TX2025-11-29 active