Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7IZO callsign genealogy
Currently held by ROUSE, STEVEN W
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 W7IZO's current licensee, walking backwards.
- Rouse, Steven WIDgranted 2002-03-05cancelled 2002-06-18
Successor callsigns
Callsigns held now by people who previously held W7IZO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7IZO, oldest first.
- KOUTNIK, WILLIAM ID1988-04-26 → cancelled 2000-04-27
- ROUSE, STEVEN W ID2022-07-14 active