Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5SEU callsign genealogy
Currently held by Sprenger, Sebastian
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 K5SEU's current licensee, walking backwards.
- Sprenger, SebastanFLgranted 2018-01-29cancelled 2018-02-17
Successor callsigns
Callsigns held now by people who previously held K5SEU.
No current licensee on record previously held this callsign.