Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7DSO callsign genealogy
Currently held by Mador Jr, Robert M
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 KK7DSO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KK7DSO.
- Mador Jr, Robert MWAgranted 2025-12-09