Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5MAD callsign genealogy
Currently held by FURR, 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 W5MAD's current licensee, walking backwards.
- Rateliff, Madelyn RMNgranted 2014-02-13cancelled 2014-03-11
Successor callsigns
Callsigns held now by people who previously held W5MAD.
- FURR, MICHAEL DALgranted 2018-02-02
All historical holders
Every license row we've seen with the callsign W5MAD, oldest first.
- FURR, MICHAEL D MS2008-04-01 → cancelled 2008-04-25
- Rateliff, Madelyn R MN2024-01-25 active