Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1TOY callsign genealogy
Currently held by Mitchell, Ricky 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 W1TOY's current licensee, walking backwards.
- KIM, YOUNG HANMAgranted 2020-10-14cancelled 2020-11-10
Successor callsigns
Callsigns held now by people who previously held W1TOY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1TOY, oldest first.
- Mitchell, Ricky A TX2008-09-09 → cancelled 2020-09-10
- KIM, YOUNG HAN MA2020-11-10 active