Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JEO callsign genealogy
Currently held by Osborne, James E
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 W4JEO's current licensee, walking backwards.
- Osborne, James EVAgranted 2017-04-14cancelled 2017-06-03
Successor callsigns
Callsigns held now by people who previously held W4JEO.
No current licensee on record previously held this callsign.