Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3HXC callsign genealogy
Currently held by HARTSOOK, JOHN H
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 K3HXC's current licensee, walking backwards.
- Ripley, Maxwell KCAgranted 2023-12-14cancelled 2024-01-03
Successor callsigns
Callsigns held now by people who previously held K3HXC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3HXC, oldest first.
- HARTSOOK, JOHN H FL1996-01-11 → cancelled 2008-01-12
- Ripley, Maxwell K CA2024-01-03 active