Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5SLO callsign genealogy
Currently held by MARTIN, JIM
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 N5SLO's current licensee, walking backwards.
- Owens, Sheldon LOKgranted 2016-04-22cancelled 2016-11-01
Successor callsigns
Callsigns held now by people who previously held N5SLO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5SLO, oldest first.
- MARTIN, JIM NM2001-07-27 → cancelled 2013-10-02
- Owens, Sheldon L OK2016-11-01 active