Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA0KDB callsign genealogy
Currently held by SCHROEDER, JAMES E
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 WA0KDB's current licensee, walking backwards.
- Schroeder, James EFLgranted 2017-10-24cancelled 2017-11-14
Successor callsigns
Callsigns held now by people who previously held WA0KDB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA0KDB, oldest first.
- SCHROEDER, JAMES E IA1999-04-23 → cancelled 2011-04-26
- Schroeder, James E FL2017-11-14 active