Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6DDI callsign genealogy
Currently held by Suh, Andy
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 W6DDI's current licensee, walking backwards.
- Suh, AndyCAgranted 2014-05-21cancelled 2014-06-17
Successor callsigns
Callsigns held now by people who previously held W6DDI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6DDI, oldest first.
- SANNELLA, LEE S CA1994-07-01 → cancelled 2006-07-06
- Suh, Andy CA2014-06-17 → cancelled 2026-06-18