Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ILN callsign genealogy
Currently held by RIDDELL, ROBERT L
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 K7ILN's current licensee, walking backwards.
- Prudell, Matthew EORgranted 2015-09-18cancelled 2015-12-11
Successor callsigns
Callsigns held now by people who previously held K7ILN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ILN, oldest first.
- RIDDELL, ROBERT L WA1996-03-20 → cancelled 2008-03-21
- Prudell, Matthew E OR2015-12-11 active