Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4TU callsign genealogy
Currently held by THOMPSON JR, HEYWARD C
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 W4TU's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4TU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TU, oldest first.
- ZETT, MIRES J NC1995-05-03 → cancelled 2003-11-05
- THOMPSON JR, HEYWARD C VA2006-01-10 → cancelled 2018-01-11
- MARTIN, CAITLYN M VA2018-01-30 active