Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RTB callsign genealogy
Currently held by Stover, Chad D
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 K4RTB's current licensee, walking backwards.
- Stover, Chad DVAgranted 2004-10-14cancelled 2012-05-04
Successor callsigns
Callsigns held now by people who previously held K4RTB.
No current licensee on record previously held this callsign.