Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3ZAX callsign genealogy
Currently held by White, Stephen 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 K3ZAX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K3ZAX.
- BOCA, RANKOCTgranted 2024-10-19
All historical holders
Every license row we've seen with the callsign K3ZAX, oldest first.
- Boca, Ranko FL2000-08-22 → cancelled 2004-12-14
- White, Stephen J MD2023-09-12 active