Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF6DOG callsign genealogy
Currently held by Qapla' Radio Organization
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 KF6DOG's current licensee, walking backwards.
- KO6NRVcancelledQapla' Radio OrganizationCAgranted 2026-05-15cancelled 2026-06-06
Successor callsigns
Callsigns held now by people who previously held KF6DOG.
- TRENT, MARK ACAgranted 2024-02-21
All historical holders
Every license row we've seen with the callsign KF6DOG, oldest first.
- TRENT, MARK A CA2019-04-16 → cancelled 2024-02-21
- Qapla' Radio Organization CA2026-06-06 active