Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4SX callsign genealogy
Currently held by JOINER SR, TERRY R
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 N4SX's current licensee, walking backwards.
- WD4DSXcancelledcancelled 1998-12-30
Successor callsigns
Callsigns held now by people who previously held N4SX.
- DAVIS JR, ADRIAN DILgranted 2016-10-17