Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0WHO callsign genealogy
Currently held by Thill, Kenneth G
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 K0WHO's current licensee, walking backwards.
- Thill, Kenneth GCOgranted 2001-05-08cancelled 2001-08-07
Successor callsigns
Callsigns held now by people who previously held K0WHO.
No current licensee on record previously held this callsign.