Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB3WTO callsign genealogy
Currently held by Tsamutalis, Nikolas S
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 KB3WTO's current licensee, walking backwards.
- Tsamutalis, Nikolas SPAgranted 2011-01-25cancelled 2011-11-30
Successor callsigns
Callsigns held now by people who previously held KB3WTO.
No current licensee on record previously held this callsign.