Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF6DR callsign genealogy
Currently held by Roth, Dirk
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 AF6DR's current licensee, walking backwards.
- Roth, DirkCAgranted 2015-04-10cancelled 2020-06-13
Successor callsigns
Callsigns held now by people who previously held AF6DR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AF6DR, oldest first.
- Ertman, Karen D CA2007-06-27 → cancelled 2019-06-28
- Roth, Dirk CA2020-06-13 active