Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6EFB callsign genealogy
Currently held by EVANS, JAMES S
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 W6EFB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W6EFB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6EFB, oldest first.
- EVANS, JAMES S CA1991-10-01 → cancelled 1999-08-20
- HIGH DESERT DX ASSOCIATION CA2011-06-29 → cancelled 2023-09-09