Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7LRM callsign genealogy
Currently held by Morgan, Leslie 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 K7LRM's current licensee, walking backwards.
- Mizutowicz, Leonard RWAgranted 2019-04-25cancelled 2019-05-14
Successor callsigns
Callsigns held now by people who previously held K7LRM.
All historical holders
Every license row we've seen with the callsign K7LRM, oldest first.
- Morgan, Leslie R WA2009-07-28 → cancelled 2010-03-13
- Mizutowicz, Len WA2019-05-14 → cancelled 2023-08-29