N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

KR4JUO HAM

⏳ Not available yet — opens for vanity requests Apr 15, 2028, two years after the license was canceled (Apr 14, 2026).
2x3 call: any licensee can request it. No pending applications list it.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record

Previous holder: Marcus V Lara

Held KR4JUO Feb 18, 2026 → Apr 14, 2026 · first licensed Feb 18, 2026 as KR4JUO · 2 licenses · FRN 0003717220

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KR4JUO in the last 24 hours. They show up here within seconds of KR4JUO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.