Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4YAK callsign genealogy
Currently held by BALAUN, MICHAEL J
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 K4YAK's current licensee, walking backwards.
- Balaun, Michael JGAgranted 2002-12-10cancelled 2003-01-04
Successor callsigns
Callsigns held now by people who previously held K4YAK.
No current licensee on record previously held this callsign.