Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK1MSF callsign genealogy
Currently held by Failla, Michael S
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 KK1MSF's current licensee, walking backwards.
- Failla, Michael SCTgranted 2017-09-12cancelled 2018-08-14
Successor callsigns
Callsigns held now by people who previously held KK1MSF.
No current licensee on record previously held this callsign.