Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE7OZO callsign genealogy
Currently held by Wittenbecher, John David
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 KE7OZO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KE7OZO.
- Wittenbecher, John DavidWAgranted 2018-01-19