Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE0HYS callsign genealogy
Currently held by HOLTHAUS, GRANT M
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 KE0HYS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KE0HYS.
No current licensee on record previously held this callsign.