Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4YXR callsign genealogy
Currently held by Ziers, Andrew S
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 N4YXR's current licensee, walking backwards.
- Ziers, Andrew SFLgranted 2023-02-14cancelled 2023-03-13
Successor callsigns
Callsigns held now by people who previously held N4YXR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4YXR, oldest first.
- ZIERS, RUSSELL E FL2010-03-24 → cancelled 2022-05-03
- Ziers, Andrew S FL2023-03-13 active