Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ABR callsign genealogy
Currently held by Riscoe, Aiden B
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 K7ABR's current licensee, walking backwards.
- Riscoe, Aiden BORgranted 2018-03-27cancelled 2018-04-20
Successor callsigns
Callsigns held now by people who previously held K7ABR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ABR, oldest first.
- ALSEA BAY RADIO CLUB OR2006-01-31 → cancelled 2018-02-01
- Riscoe, Aiden B OR2018-04-20 active