Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB6HUM callsign genealogy
Currently held by LODI AMATEUR RADIO CONTEST 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 WB6HUM's current licensee, walking backwards.
- KK6ZKRcancelledLODI AMATEUR RADIO CONTEST CLUBCAgranted 2015-12-14cancelled 2016-01-05
Successor callsigns
Callsigns held now by people who previously held WB6HUM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6HUM, oldest first.
- BARR, VIVIAN I CA1996-02-28 → cancelled 2008-02-29
- LODI AMATEUR RADIO CONTEST CLUB CA2026-03-21 active