Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5RAB callsign genealogy
Currently held by Biggs, Russell A
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 KB5RAB's current licensee, walking backwards.
- Biggs, Russell ATXgranted 2016-03-02cancelled 2016-03-25
Successor callsigns
Callsigns held now by people who previously held KB5RAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5RAB, oldest first.
- GRAVAGNE, STEPHEN N NM1992-02-04 → cancelled 2004-02-05
- Biggs, Russell A TX2026-01-24 active