Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7I callsign genealogy
Currently held by IVERSEN, MICHAEL T
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 KM7I's current licensee, walking backwards.
- Schrempp, Zachary WWAgranted 2005-09-29cancelled 2006-05-16
Successor callsigns
Callsigns held now by people who previously held KM7I.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM7I, oldest first.
- IVERSEN, MICHAEL T WA1994-04-26 → cancelled 2006-04-27
- Schrempp, Zachary W WA2026-05-07 active