Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SCX callsign genealogy
Currently held by MARTIN JR, ROBERT A
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 K4SCX's current licensee, walking backwards.
- MARTIN JR, ROBERT ASCgranted 2006-05-02cancelled 2011-04-26
Successor callsigns
Callsigns held now by people who previously held K4SCX.
- MARTIN JR, ROBERT ASCgranted 2016-08-26