Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0IDS callsign genealogy
Currently held by GLATZEL, STEPHEN J
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 W0IDS's current licensee, walking backwards.
- GLATZEL, STEPHEN JMNgranted 1998-12-17cancelled 2006-07-11
Successor callsigns
Callsigns held now by people who previously held W0IDS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0IDS, oldest first.
- DU BOIS, JOHN R MN1988-05-03 → cancelled 2000-05-04
- GLATZEL, STEPHEN J MN2006-07-11 → cancelled 2018-07-12