Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6ATK callsign genealogy
Currently held by KHAMVONGSA, ANOUSONE T
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 K6ATK's current licensee, walking backwards.
- KHAMVONGSA, ANOUSONE TCAgranted 2016-06-02cancelled 2023-07-11
Successor callsigns
Callsigns held now by people who previously held K6ATK.
- KHAMVONGSA, ANOUSONE TNJgranted 2023-08-01
All historical holders
Every license row we've seen with the callsign K6ATK, oldest first.
- SWANSON, HAROLD A AZ1994-05-31 → cancelled 2006-06-01
- KHAMVONGSA, ANOUSONE T CA2023-07-11 → cancelled 2023-08-01