Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9DUG callsign genealogy
Currently held by DOUGLAS SCHOOL AMATEUR RADIO CLUB
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 W9DUG's current licensee, walking backwards.
- OAKLEY, DOUG PCAgranted 2004-10-21cancelled 2005-05-14
Successor callsigns
Callsigns held now by people who previously held W9DUG.
- NC9CcancelledDOUGLAS SCHOOL AMATEUR RADIO CLUBILgranted 2014-01-08cancelled 2014-01-28
All historical holders
Every license row we've seen with the callsign W9DUG, oldest first.
- DOUGLAS SCHOOL AMATEUR RADIO CLUB IL2000-01-28 → cancelled 2003-01-24
- OAKLEY, DOUG P CA2015-12-02 active