Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7MKL callsign genealogy
Currently held by LAABS, LEONARD E
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 KA7MKL's current licensee, walking backwards.
- LINDSTROM, MICHAEL KUTgranted 2017-09-15cancelled 2017-10-11
Successor callsigns
Callsigns held now by people who previously held KA7MKL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7MKL, oldest first.
- LAABS, LEONARD E WA1988-05-10 → cancelled 2000-05-11
- LINDSTROM, MICHAEL K UT2017-10-11 active