Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0OCD callsign genealogy
Currently held by SCHNELLE, CHRIS
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 W0OCD's current licensee, walking backwards.
- SCHNELLE, CHRISMOgranted 2021-03-23cancelled 2021-12-21
Successor callsigns
Callsigns held now by people who previously held W0OCD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0OCD, oldest first.
- Karwacki, Fred FL2007-09-04 → cancelled 2019-11-30
- SCHNELLE, CHRIS MO2021-12-21 active