Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE9ABC callsign genealogy
Currently held by Wvennemann, Jeffery 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 KE9ABC's current licensee, walking backwards.
- Wvennemann, Jeffery JOHgranted 2016-04-28cancelled 2016-06-01
Successor callsigns
Callsigns held now by people who previously held KE9ABC.
- Wuennemann, Jeffery JOHgranted 2026-05-27