Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4ADV callsign genealogy
Currently held by Good, Jonathan B
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 W4ADV's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4ADV.
- Good, Jonathan BVAgranted 2020-10-14
All historical holders
Every license row we've seen with the callsign W4ADV, oldest first.
- Good, Jonathan B VA2019-10-16 → cancelled 2020-10-14
- DAVIS, ROBERT J TN2022-11-04 active