Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1TAX callsign genealogy
Currently held by Raiskio, Kai A
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 KB1TAX's current licensee, walking backwards.
- Bencal, Laurie AMAgranted 2026-02-20cancelled 2026-03-13
Successor callsigns
Callsigns held now by people who previously held KB1TAX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB1TAX, oldest first.
- Raiskio, Kai A MA2009-10-02 → cancelled 2021-10-05
- Bencal, Laurie A MA2026-03-13 active