Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2INU callsign genealogy
Currently held by Richter, Stefan
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 K2INU's current licensee, walking backwards.
- Richter, StefanAZgranted 2025-08-26cancelled 2025-09-23
Successor callsigns
Callsigns held now by people who previously held K2INU.
No current licensee on record previously held this callsign.