Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7MCD callsign genealogy
Currently held by SWEDISH MEDICAL AMATEUR RADIO TEAM
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 KC7MCD's current licensee, walking backwards.
- McDonnell, Casey JWAgranted 2017-01-31cancelled 2017-09-01
Successor callsigns
Callsigns held now by people who previously held KC7MCD.
- McDonnell, Casey JWAgranted 2019-08-23cancelled 2019-09-17
All historical holders
Every license row we've seen with the callsign KC7MCD, oldest first.
- SWEDISH MEDICAL AMATEUR RADIO TEAM WA2006-09-14 → cancelled 2017-07-06
- McDonnell, Casey J WA2017-09-01 → cancelled 2019-08-23