Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CDW callsign genealogy
Currently held by Wilson, Brandon
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 W4CDW's current licensee, walking backwards.
- Wilson, BrandonTNgranted 2012-08-07cancelled 2012-08-28
Successor callsigns
Callsigns held now by people who previously held W4CDW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4CDW, oldest first.
- SPANN, JAMES L AL1994-08-11 → cancelled 2006-08-12
- Wilson, Brandon TN2023-09-13 active