Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4IJB callsign genealogy
Currently held by Thomas, Jason A
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 N4IJB's current licensee, walking backwards.
- Thomas, Jason AIDgranted 2012-02-14cancelled 2021-01-01
Successor callsigns
Callsigns held now by people who previously held N4IJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4IJB, oldest first.
- VASSEY, LARRY F NC2007-09-26 → cancelled 2017-02-21
- Thomas, Jason A AK2021-01-01 active