Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF6ZCD callsign genealogy
Currently held by VINCENT, WILLIAM M
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 KF6ZCD's current licensee, walking backwards.
- VINCENT, WILLIAM MFLgranted 1989-08-15cancelled 1999-10-19
Successor callsigns
Callsigns held now by people who previously held KF6ZCD.
- VINCENT, WILLIAM MORgranted 2023-05-16