Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0RNT callsign genealogy
Currently held by Kleinholz, David A
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 K0RNT's current licensee, walking backwards.
- Kleinholz, David ANDgranted 2021-06-28cancelled 2026-01-23
Successor callsigns
Callsigns held now by people who previously held K0RNT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0RNT, oldest first.
- TELKAMP, RAY N SD2009-04-16 → cancelled 2021-04-17
- Kleinholz, David A ND2026-01-23 active