Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0MAD callsign genealogy
Currently held by DAVIS, LESLIE S
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 W0MAD's current licensee, walking backwards.
- DAVIS, MICHAEL ACAgranted 2007-04-26cancelled 2007-06-05
Successor callsigns
Callsigns held now by people who previously held W0MAD.
- DAVIS, MICHAEL ACAgranted 2022-11-01
All historical holders
Every license row we've seen with the callsign W0MAD, oldest first.
- DAVIS, LESLIE S AZ1988-08-16 → cancelled 2000-08-17
- DAVIS, MICHAEL A CA2017-06-29 → cancelled 2022-11-01