Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KOO callsign genealogy
Currently held by ATKINS, HENRY S
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 W4KOO's current licensee, walking backwards.
- WILSON, JOHN WNCgranted 2020-03-18cancelled 2023-12-27
Successor callsigns
Callsigns held now by people who previously held W4KOO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KOO, oldest first.
- ATKINS, HENRY S VA1996-07-18 → cancelled 2008-07-19
- WILSON, JOHN W NC2023-12-27 active