Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MDS callsign genealogy
Currently held by South, Michael D
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 W7MDS's current licensee, walking backwards.
- South, Michael DORgranted 2005-09-19cancelled 2006-01-10
Successor callsigns
Callsigns held now by people who previously held W7MDS.
No current licensee on record previously held this callsign.