Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7CRD callsign genealogy
Currently held by COLE, LOUIS F
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 K7CRD's current licensee, walking backwards.
- Dobrovolny, CharlesWAgranted 2026-04-01cancelled 2026-04-21
Successor callsigns
Callsigns held now by people who previously held K7CRD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7CRD, oldest first.
- COLE, LOUIS F OR1998-09-30 → cancelled 2008-06-19
- Dobrovolny, Charles WA2026-04-21 active