Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6JJO callsign genealogy
Currently held by Oatman, Jonathan J
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 K6JJO's current licensee, walking backwards.
- Oatman, Jonathan JCAgranted 2000-09-19cancelled 2000-10-13
Successor callsigns
Callsigns held now by people who previously held K6JJO.
No current licensee on record previously held this callsign.