Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6ISH callsign genealogy
Currently held by MATSON, WALTER K
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 K6ISH's current licensee, walking backwards.
- TAGANILE, ISHSHAH RUBYCAgranted 2020-12-16cancelled 2021-01-15
Successor callsigns
Callsigns held now by people who previously held K6ISH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6ISH, oldest first.
- MATSON, WALTER K CA1998-05-14 → cancelled 2010-05-15
- TAGANILE, ISHSHAH RUBY CA2021-01-15 active