Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB4AS callsign genealogy
Currently held by CUMPSTON, RICK G
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 KB4AS's current licensee, walking backwards.
- SHINN, ANTHONY LGAgranted 2012-07-24cancelled 2020-04-10
Successor callsigns
Callsigns held now by people who previously held KB4AS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4AS, oldest first.
- CUMPSTON, RICK G TX2007-08-01 → cancelled 2019-08-20
- SHINN, ANTHONY L GA2020-04-10 active