Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9YAY callsign genealogy
Currently held by LEMKE, ROBIN G
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 W9YAY's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9YAY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9YAY, oldest first.
- LEMKE, ROBIN G WI1998-07-30 → cancelled 2010-07-31
- TIEMANN, CHARLES IL2024-06-28 active