Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WF7DCO callsign genealogy
Currently held by WILLIAMS, MICHAEL L
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 WF7DCO's current licensee, walking backwards.
- WILLIAMS, MICHAEL LUTgranted 2010-01-21cancelled 2010-02-12
Successor callsigns
Callsigns held now by people who previously held WF7DCO.
No current licensee on record previously held this callsign.