Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MDA callsign genealogy
Currently held by SPILMAN, RAYMOND 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 W7MDA's current licensee, walking backwards.
- Turner, Todd DUTgranted 2022-03-01cancelled 2022-06-10
Successor callsigns
Callsigns held now by people who previously held W7MDA.
- Hipperson Jr, Robert DWYgranted 2025-02-14
All historical holders
Every license row we've seen with the callsign W7MDA, oldest first.
- SPILMAN, RAYMOND C WA1998-07-15 → cancelled 2010-07-16
- Hipperson, Robert D ID2011-03-12 → cancelled 2014-04-18
- Turner, Todd D UT2022-06-10 active