Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4IBX callsign genealogy
Currently held by Lupton Jr, Joseph H
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 N4IBX's current licensee, walking backwards.
- Lupton Jr, Joseph HNCgranted 2020-06-10cancelled 2020-06-30
Successor callsigns
Callsigns held now by people who previously held N4IBX.
- DINGLER, DOAK IGAgranted 1999-10-30cancelled 2000-03-14
All historical holders
Every license row we've seen with the callsign N4IBX, oldest first.
- DINGLER, DOAK I GA1997-08-26 → cancelled 1999-10-30
- Lupton Jr, Joseph H NC2020-06-30 active