Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9MHW callsign genealogy
Currently held by Hendricks, Jeffrey L
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 KB9MHW's current licensee, walking backwards.
- Hendricks, Jeffrey LINgranted 2019-03-27cancelled 2019-05-30
Successor callsigns
Callsigns held now by people who previously held KB9MHW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB9MHW, oldest first.
- Hendricks, Jeffrey L IN2006-02-07 → cancelled 2018-02-08
- Hendricks, Jeffrey L IN2019-05-30 active