Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4SBX callsign genealogy
Currently held by ANDREAS, CRAIG 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 N4SBX's current licensee, walking backwards.
- Beckman, Seth RGAgranted 2017-10-10cancelled 2022-11-29
Successor callsigns
Callsigns held now by people who previously held N4SBX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4SBX, oldest first.
- ANDREAS, CRAIG S TN1988-07-05 → cancelled 2000-07-06
- BECKMAN, SETH R GA2022-11-29 active