Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4SJJ callsign genealogy
Currently held by DAVIS, RANDALL 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 N4SJJ's current licensee, walking backwards.
- Jax, Steven JTXgranted 2001-08-01cancelled 2002-07-26
Successor callsigns
Callsigns held now by people who previously held N4SJJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4SJJ, oldest first.
- DAVIS, RANDALL J AL1988-03-22 → cancelled 2000-03-23
- JAX, STEVEN J FL2022-04-30 active