Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB6HAU callsign genealogy
Currently held by Smith, Frank D
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 WB6HAU's current licensee, walking backwards.
- Smith, Frank DCOgranted 2020-02-04cancelled 2021-04-13
Successor callsigns
Callsigns held now by people who previously held WB6HAU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6HAU, oldest first.
- SMITH, FRANKLIN B CA2007-06-27 → cancelled 2019-09-19
- Smith, Frank D CO2021-04-13 active