Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WQ6B callsign genealogy
Currently held by Crisp II, Albert B
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 WQ6B's current licensee, walking backwards.
- Crisp II, Albert BCAgranted 2012-09-27cancelled 2020-10-02
Successor callsigns
Callsigns held now by people who previously held WQ6B.
- Xiao, TianhaoWAgranted 2018-08-24cancelled 2019-02-01
All historical holders
Every license row we've seen with the callsign WQ6B, oldest first.
- COBLER, ROBERT L CA2005-09-13 → cancelled 2015-10-19
- Xiao, Tianhao WA2018-04-10 → cancelled 2018-08-24
- Crisp II, Albert B CA2020-10-02 active