Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0TIN callsign genealogy
Currently held by LARSON, WARREN R
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 K0TIN's current licensee, walking backwards.
- Kurzdorfer, Stephen FNYgranted 2011-12-22cancelled 2012-12-04
Successor callsigns
Callsigns held now by people who previously held K0TIN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0TIN, oldest first.
- LARSON, WARREN R ND1998-02-20 → cancelled 2010-02-23
- Kurzdorfer, Morgana S VA2023-03-28 active