Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4MZA callsign genealogy
Currently held by St Simons Island Radio Club
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 W4MZA's current licensee, walking backwards.
- KM4RRMcancelledSt Simons Island Radio ClubGAgranted 2016-02-29cancelled 2016-03-19
Successor callsigns
Callsigns held now by people who previously held W4MZA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MZA, oldest first.
- RULE, JOHN D FL1994-05-10 → cancelled 2006-05-11
- St Simons Island Radio Club GA2026-02-05 active