Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4OKY callsign genealogy
Currently held by HANSON, ROBERT A
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 K4OKY's current licensee, walking backwards.
- HANSON, ROBERT ASCgranted 2015-10-20
Successor callsigns
Callsigns held now by people who previously held K4OKY.
- HANSON, ROBERT ASCgranted 2015-10-20
All historical holders
Every license row we've seen with the callsign K4OKY, oldest first.
- LAVIES JR, ROBERT L AL1995-04-26 → cancelled 2007-04-27
- HANSON, ROBERT A SC2015-05-22 → cancelled 2015-10-20