Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TAT callsign genealogy
Currently held by Powell II, William B
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 W4TAT's current licensee, walking backwards.
- Powell II, William BVAgranted 2015-06-29cancelled 2016-01-26
Successor callsigns
Callsigns held now by people who previously held W4TAT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TAT, oldest first.
- KEIM, ROBERT T FL2003-02-25 → cancelled 2015-02-26
- Powell II, William B VA2026-01-08 active