Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7OWL callsign genealogy
Currently held by RENNAKER, JEFFREY D
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 WA7OWL's current licensee, walking backwards.
- Carico, CorinneWAgranted 2025-03-05cancelled 2025-06-24
Successor callsigns
Callsigns held now by people who previously held WA7OWL.
- RENNAKER, JEFFREY DIDgranted 2021-09-21cancelled 2021-11-06
All historical holders
Every license row we've seen with the callsign WA7OWL, oldest first.
- RENNAKER, JEFFREY D WA2004-04-02 → cancelled 2010-07-24
- Carico, Corinne WA2025-06-24 active