Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5ODF callsign genealogy
Currently held by GAVIN, MICHAEL H
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 W5ODF's current licensee, walking backwards.
- Gavin, Michael HMOgranted 2008-03-05cancelled 2008-04-04
Successor callsigns
Callsigns held now by people who previously held W5ODF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5ODF, oldest first.
- GAVIN, JOHN M AR1997-04-09 → cancelled 2000-07-05
- GAVIN, MICHAEL H MO2018-01-09 active