Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7UOS callsign genealogy
Currently held by Chow, Gordon
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 K7UOS's current licensee, walking backwards.
- Chow, GordonORgranted 2023-10-11cancelled 2023-10-31
Successor callsigns
Callsigns held now by people who previously held K7UOS.
No current licensee on record previously held this callsign.