Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4SPE callsign genealogy
Currently held by Shrader, Kurt
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 KK4SPE's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK4SPE.
- Shrader, KurtFLgranted 2013-08-20cancelled 2025-08-21