Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9TOO callsign genealogy
Currently held by WINER, SAM R
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 K9TOO's current licensee, walking backwards.
- WINER, SAM RINgranted 2024-03-30cancelled 2024-04-26
Successor callsigns
Callsigns held now by people who previously held K9TOO.
No current licensee on record previously held this callsign.