Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7AIW callsign genealogy
Currently held by CARLSEN, GUY K
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 KC7AIW's current licensee, walking backwards.
- Carlsen, MarcWAgranted 2013-07-12cancelled 2013-08-02
Successor callsigns
Callsigns held now by people who previously held KC7AIW.
- Carlsen, Guy KVAgranted 2021-07-29
All historical holders
Every license row we've seen with the callsign KC7AIW, oldest first.
- CARLSEN, GUY K VA1996-06-20 → cancelled 2001-10-02
- Carlsen, Marc WA2024-10-24 active