Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WC0Q callsign genealogy
Currently held by ALLENBRAND, JEFFREY W
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 WC0Q's current licensee, walking backwards.
- Allenbrand, Jeffrey WMOgranted 2000-12-28cancelled 2003-01-14
Successor callsigns
Callsigns held now by people who previously held WC0Q.
- HARDER, CHARLES PVAgranted 2016-10-25