Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4FL callsign genealogy
Currently held by LINDSEY, WILLIAM F
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 N4FL's current licensee, walking backwards.
- KI4AJPcancelledSouth Florida HamstersFLgranted 2003-05-16cancelled 2003-06-20
Successor callsigns
Callsigns held now by people who previously held N4FL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4FL, oldest first.
- LINDSEY, WILLIAM F FL1996-06-19 → cancelled 2002-02-26
- South Florida Hamsters FL2023-05-03 active