Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WJ4EOC callsign genealogy
Currently held by First Coast Emergency Operation Club
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 WJ4EOC's current licensee, walking backwards.
- KJ4KEPcancelledCrown District ARESFLgranted 2009-03-10cancelled 2009-04-07
Successor callsigns
Callsigns held now by people who previously held WJ4EOC.
No current licensee on record previously held this callsign.