Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9IS callsign genealogy
Currently held by STEVENSON, LEROY M
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 W9IS's current licensee, walking backwards.
- Sakiewicz, Hunter AILgranted 2017-12-20cancelled 2019-03-05
Successor callsigns
Callsigns held now by people who previously held W9IS.
- Moldenhauer, Robert CHIgranted 2017-02-14
All historical holders
Every license row we've seen with the callsign W9IS, oldest first.
- STEVENSON, LEROY M MI2000-07-07 → cancelled 2003-10-22
- Moldenhauer, Robert C HI2007-08-21 → cancelled 2017-02-14
- Sakiewicz, Hunter A TX2019-03-05 active