Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4EXP callsign genealogy
Currently held by McCombs, Scott 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 W4EXP's current licensee, walking backwards.
- McCombs, Scott ASCgranted 2025-06-06cancelled 2025-06-24
Successor callsigns
Callsigns held now by people who previously held W4EXP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4EXP, oldest first.
- Day, Will TX2011-04-02 → cancelled 2023-04-04
- McCombs, Scott A SC2025-06-24 active