Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9SWR callsign genealogy
Currently held by REIBSCHEID, MARK H
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 WB9SWR's current licensee, walking backwards.
- Howard, William HILgranted 2021-10-08cancelled 2021-11-02
Successor callsigns
Callsigns held now by people who previously held WB9SWR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB9SWR, oldest first.
- REIBSCHEID, MARK H IL2007-01-25 → cancelled 2019-04-09
- Howard, William H IL2021-11-02 active