Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX4SFL callsign genealogy
Currently held by SOUTH FLORIDA REGIONAL SKYWARN
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 WX4SFL's current licensee, walking backwards.
- KK4PAZcancelledSOUTH FLORIDA REGIONAL SKYWARNFLgranted 2013-03-04cancelled 2013-03-26
Successor callsigns
Callsigns held now by people who previously held WX4SFL.
No current licensee on record previously held this callsign.