Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6QP callsign genealogy
Currently held by SOUTHERN CALIFORNIA AMATEUR RADIO DIGITAL 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 W6QP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W6QP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6QP, oldest first.
- Tatum, Howard B NV1999-09-22 → cancelled 2011-09-23
- SOUTHERN CALIFORNIA AMATEUR RADIO DIGITAL CLUB CA2022-01-12 active