Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6YAM callsign genealogy
Currently held by BALSER, TERRY 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 W6YAM's current licensee, walking backwards.
- BALSER, TERRY LCAgranted 2008-05-10cancelled 2015-08-25
Successor callsigns
Callsigns held now by people who previously held W6YAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6YAM, oldest first.
- YAMAMOTO, SAMUEL T CA2000-10-24 → cancelled 2012-10-25
- BALSER, TERRY L CA2015-08-25 active