Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB5DED callsign genealogy
Currently held by Mantz, Sandra L
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 WB5DED's current licensee, walking backwards.
- Mantz, Sandra LMIgranted 2017-02-24cancelled 2017-03-14
Successor callsigns
Callsigns held now by people who previously held WB5DED.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB5DED, oldest first.
- Mantz Jr, William F NM2004-07-21 → cancelled 2016-10-19
- Mantz, Sandra L MI2017-03-14 active