Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7EOZ callsign genealogy
Currently held by LOKKEN, JOHN 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 W7EOZ's current licensee, walking backwards.
- Barney, Jacob DIDgranted 2016-05-23cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held W7EOZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7EOZ, oldest first.
- LOKKEN, JOHN A AZ1996-03-27 → cancelled 2008-03-28
- Barney, Jacob D ID2020-03-13 active