N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update tomorrow 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

A4OI HAM

🚫 Not available through the vanity program (special-event, club, or non-US format).
The FCC has no record of A4OI ever being issued.

Others requesting A4OI

5 applications listed A4OI as a choice, newest first.

FiledAwardApplicantChoice #Status
Dec 26, 2024 Jan 13, 2025 KO4WUB · Olev Isak · Clearwater, FL 1Granted
May 22, 2023 Jun 9, 2023 AK4OI · JAMES M ELLETT Sr · Stuart, VA 1Dismissed
Mar 31, 2023 Apr 18, 2023 AK4OI · JAMES M ELLETT · Stuart, VA 1Dismissed
Mar 31, 2023 Apr 18, 2023 AK4OI · JAMES M ELLETT · Stuart, VA 1Dismissed
Dec 18, 2017 Jan 5, 2018 AK4OI · JAMES M ELLETT · St. Helena Is, SC 1Dismissed