Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4SC callsign genealogy
Currently held by ALLISON, RICHARD 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 KK4SC's current licensee, walking backwards.
- Laughlin, Jeffrey RGAgranted 2013-07-17cancelled 2017-12-02
Successor callsigns
Callsigns held now by people who previously held KK4SC.
- ALLISON, RICHARD KFLgranted 2025-02-22
All historical holders
Every license row we've seen with the callsign KK4SC, oldest first.
- ALLISON, RICHARD K FL2007-05-05 → cancelled 2015-05-05
- Laughlin, Jeffrey R GA2017-12-02 active