Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5ATC callsign genealogy
Currently held by BOUDREAUX, MITZIE J
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 KB5ATC's current licensee, walking backwards.
- Widner, HelenOKgranted 2011-10-06cancelled 2019-12-20
Successor callsigns
Callsigns held now by people who previously held KB5ATC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5ATC, oldest first.
- BOUDREAUX, MITZIE J LA2007-09-26 → cancelled 2019-11-19
- Widner, Helen OK2019-12-20 active