Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WJ7EF callsign genealogy
Currently held by Field, John 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 WJ7EF's current licensee, walking backwards.
- Field, John EAZgranted 2017-03-08cancelled 2020-12-08
Successor callsigns
Callsigns held now by people who previously held WJ7EF.
No current licensee on record previously held this callsign.