Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6AI callsign genealogy
Currently held by WILEMAN, WINFRED H
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 W6AI's current licensee, walking backwards.
- PATTERSON, DANIEL CCAgranted 2000-05-18cancelled 2004-12-24
Successor callsigns
Callsigns held now by people who previously held W6AI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6AI, oldest first.
- WILEMAN, WINFRED H CA1994-11-16 → cancelled 2002-10-29
- PATTERSON, DANIEL C CA2024-11-28 active