Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SFN callsign genealogy
Currently held by Perry, Michael A
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 K1SFN's current licensee, walking backwards.
- Perry, Michael AFLgranted 2019-12-26cancelled 2020-01-14
Successor callsigns
Callsigns held now by people who previously held K1SFN.
No current licensee on record previously held this callsign.