Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7IRN callsign genealogy
Currently held by CLOO, RYAN 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 KC7IRN's current licensee, walking backwards.
- CLOO, RYAN KMTgranted 2020-10-15cancelled 2020-11-28
Successor callsigns
Callsigns held now by people who previously held KC7IRN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC7IRN, oldest first.
- CROSS, MARION W WA2004-11-10 → cancelled 2017-02-03
- CLOO, RYAN K MT2020-11-28 active