Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA5SK callsign genealogy
Currently held by THOMPSON, DARRELL W
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 AA5SK's current licensee, walking backwards.
- KIRSCH, SAMUEL HMSgranted 2012-01-03cancelled 2015-10-14
Successor callsigns
Callsigns held now by people who previously held AA5SK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5SK, oldest first.
- THOMPSON, DARRELL W OK2000-03-03 → cancelled 2012-05-30
- KIRSCH, SAMUEL H MS2015-10-14 active