Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WC0CO callsign genealogy
Currently held by Amundson, Jeremy D
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 WC0CO's current licensee, walking backwards.
- Amundson, Jeremy DMNgranted 2017-08-02cancelled 2022-01-15
Successor callsigns
Callsigns held now by people who previously held WC0CO.
No current licensee on record previously held this callsign.