Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9CLW callsign genealogy
Currently held by Williams, Joshua M
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 WD9CLW's current licensee, walking backwards.
- Williams, Joshua MILgranted 2021-12-28cancelled 2022-01-21
Successor callsigns
Callsigns held now by people who previously held WD9CLW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD9CLW, oldest first.
- WILLIAMS, GREGORY M IL2006-04-18 → cancelled 2018-05-03
- Williams, Joshua M IL2022-01-21 active