Confidence: Medium · Source: FCC ULS · As of 2026-09-11
K4SWZ callsign genealogy
Currently held by Levy, Stephen G
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 K4SWZ's current licensee, walking backwards.
- Levy, Stephen GFLgranted 2003-01-10cancelled 2003-03-14
Successor callsigns
Callsigns held now by people who previously held K4SWZ.
No current licensee on record previously held this callsign.