Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7IU callsign genealogy
Currently held by PERKINS, LEONARD R
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 K7IU's current licensee, walking backwards.
- SHELTON, MARVINWAgranted 2017-04-29cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held K7IU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7IU, oldest first.
- PERKINS, LEONARD R AZ2007-04-24 → cancelled 2016-11-01
- SHELTON, MARVIN WA2018-11-24 active