Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6RER callsign genealogy
Currently held by GARDNER, JOHN L
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 K6RER's current licensee, walking backwards.
- Robason, Robert ECAgranted 2012-02-18cancelled 2016-04-08
Successor callsigns
Callsigns held now by people who previously held K6RER.
- GARDNER, JOHN LPAgranted 2010-06-22cancelled 2022-06-23
All historical holders
Every license row we've seen with the callsign K6RER, oldest first.
- GARDNER, JOHN L PA2001-05-25 → cancelled 2010-06-22
- Robason, Robert E UT2016-04-08 active