Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA5HOG callsign genealogy
Currently held by SILLS, MARK R
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 KA5HOG's current licensee, walking backwards.
- Rudnick, David JARgranted 2013-09-26cancelled 2013-10-17
Successor callsigns
Callsigns held now by people who previously held KA5HOG.
- SILLS, MARK RTXgranted 2020-08-24
All historical holders
Every license row we've seen with the callsign KA5HOG, oldest first.
- SILLS, MARK R TX2003-08-30 → cancelled 2010-06-22
- Rudnick Mr., David J AR2023-08-25 active