Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KD9YWG
CancelledArmstrong, Patrick S
- Location
- Oshkosh, WI
- Class
- Amateur Extra
- Granted
- 2023-09-01
- Expires
- 2033-09-01
- FRN
- 0033962648
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Vanity availability
594dAvailable on 2028-04-27
KD9YWG cancelled on 2026-04-28. Hold ends in 594 days.
Last held by Armstrong, Patrick S (WI).
Confidence: High
Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.
Callsign genealogy
Full chain →Prior holders later became
- Armstrong, Patrick SWIgranted 2026-04-28
License history
0 eventsNo recorded events.