Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN7FMF callsign genealogy
Currently held by Grant, David L
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 KN7FMF's current licensee, walking backwards.
- Grant, David LWAgranted 2016-10-21cancelled 2016-11-11
Successor callsigns
Callsigns held now by people who previously held KN7FMF.
No current licensee on record previously held this callsign.