Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4USA callsign genealogy
Currently held by Martinage, Bernard M
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 KK4USA's current licensee, walking backwards.
- Martinage, Bernard MFLgranted 2006-05-19cancelled 2006-07-18
Successor callsigns
Callsigns held now by people who previously held KK4USA.
No current licensee on record previously held this callsign.