Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K6JAO callsign genealogy
Currently held by Ollinger, James A
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 K6JAO's current licensee, walking backwards.
- Ollinger, James ACAgranted 2011-06-02cancelled 2014-11-25
Successor callsigns
Callsigns held now by people who previously held K6JAO.
No current licensee on record previously held this callsign.