Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7KMF callsign genealogy
Currently held by ROLLER, HARRY 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 K7KMF's current licensee, walking backwards.
- Fitzgerald, Kathleen MORgranted 2018-02-15cancelled 2020-07-24
Successor callsigns
Callsigns held now by people who previously held K7KMF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7KMF, oldest first.
- ROLLER, HARRY E WA2001-03-07 → cancelled 2013-06-05
- Fitzgerald, Kathleen M OR2020-07-24 active