Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1UY callsign genealogy
Currently held by POTTER, GEOFFREY
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 K1UY's current licensee, walking backwards.
- Chaney, WilliamTXgranted 2024-03-30cancelled 2024-05-14
Successor callsigns
Callsigns held now by people who previously held K1UY.
- KANG, HAICHUANCAgranted 2022-04-16
All historical holders
Every license row we've seen with the callsign K1UY, oldest first.
- POTTER, GEOFFREY NH2014-06-27 → cancelled 2018-04-15
- KANG, HAICHUAN CA2020-05-05 → cancelled 2022-04-16
- Chaney, William TX2024-05-14 active