Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6GFK callsign genealogy
Currently held by SIMS, LISA 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 W6GFK's current licensee, walking backwards.
- SIMS, LISA MCAgranted 2007-09-21cancelled 2008-02-26
Successor callsigns
Callsigns held now by people who previously held W6GFK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6GFK, oldest first.
- RICHARDSON, JAMES J CA1994-11-03 → cancelled 2006-11-04
- SIMS, LISA M CA2017-11-29 active