Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WO5LFF callsign genealogy
Currently held by DeLong, Jon 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 WO5LFF's current licensee, walking backwards.
- DeLong, Jon ATXgranted 2021-02-08cancelled 2021-02-27
Successor callsigns
Callsigns held now by people who previously held WO5LFF.
No current licensee on record previously held this callsign.