Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SPT callsign genealogy
Currently held by RIDENOUR, JAMES K
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 K4SPT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4SPT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4SPT, oldest first.
- Spotsylvania Area Repeater Group VA2004-09-28 → cancelled 2013-10-29
- RIDENOUR, JAMES K NC2016-02-02 active