Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0ARO callsign genealogy
Currently held by Kim, David K
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 KC0ARO's current licensee, walking backwards.
- Kim, David KWAgranted 2020-07-09cancelled 2020-07-28
Successor callsigns
Callsigns held now by people who previously held KC0ARO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0ARO, oldest first.
- KIM, DAVID K WA2007-01-30 → cancelled 2019-04-27
- Kim, David K WA2020-07-28 active