Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH6DAN callsign genealogy
Currently held by Alvarez, Daniel
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 WH6DAN's current licensee, walking backwards.
- Alvarez, DanielHIgranted 2014-11-25cancelled 2018-10-13
Successor callsigns
Callsigns held now by people who previously held WH6DAN.
- CLARK, CHARLES AHIgranted 2002-03-07cancelled 2014-03-08
All historical holders
Every license row we've seen with the callsign WH6DAN, oldest first.
- CLARK, CHARLES A HI1996-03-29 → cancelled 2002-03-07
- Alvarez, Daniel HI2018-10-13 active