Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4DB callsign genealogy
Currently held by WATRING, EUGENE 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 AF4DB's current licensee, walking backwards.
- Barrows Sr, Daniel LSCgranted 2006-12-19cancelled 2007-05-19
Successor callsigns
Callsigns held now by people who previously held AF4DB.
- WATRING, EUGENE DSCgranted 2024-01-03
All historical holders
Every license row we've seen with the callsign AF4DB, oldest first.
- WATRING, EUGENE D SC1999-01-27 → cancelled 2004-01-03
- Barrows Sr, Daniel L SC2007-05-19 → cancelled 2019-05-21