Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6DLH callsign genealogy
Currently held by HARRISON, DAVID L
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 W6DLH's current licensee, walking backwards.
- Haskell, David LCAgranted 2010-04-20cancelled 2020-02-19
Successor callsigns
Callsigns held now by people who previously held W6DLH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6DLH, oldest first.
- HARRISON, DAVID L CA2006-05-06 → cancelled 2018-05-08
- Haskell, David L CA2020-02-19 active