Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4RSW callsign genealogy
Currently held by DE WITT, HENRY 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 W4RSW's current licensee, walking backwards.
- Sanders, Robert LTNgranted 2026-03-10cancelled 2026-04-21
Successor callsigns
Callsigns held now by people who previously held W4RSW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4RSW, oldest first.
- DE WITT, HENRY A NC1995-01-12 → cancelled 2007-01-13
- Sanders, Robert L TN2026-04-21 active