N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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

KK4GEO HAM

✅ Available for a vanity request — free since Jan 21, 2024.

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 · available since Jan 21, 2024

Previous holder: BRIAN X WU

Held KK4GEO Jan 20, 2012 → Jan 20, 2022 · first licensed Jan 20, 2012 as KK4GEO · 1 license · FRN 0021432505

KK4GEO Expired Technician Jan 20, 2012 → Jan 20, 2022 (expired)

Licensee
BRIAN X WU

Address
8464 HUNT VALLEY DRIVE
VIENNA, VA 22182
38.9384, -77.2755 (ZIP center) · Grid FM18iw · CQ 5 · ITU 8 · map ↗

FRN
0021432505

Last granted
Jan 20, 2012

Effective
Jan 20, 2012

Last action
Jan 23, 2024
FCC actions (3)
- Jan 23, 2024 — License expired LIEXP
- Jan 20, 2012 — License issued LIISS
- Jan 20, 2012 — Systematic call sign granted SYSGRT

Address history

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

Seen May 28, 2012 → Sep 27, 2026 · 43 snapshots · as KK4GEO
BRIAN X WU
8464 HUNT VALLEY DRIVE, VIENNA, VA 22182
38.9384, -77.2755 (ZIP center) · Grid FM18iw · CQ 5 · ITU 8 · map ↗

Others requesting KK4GEO

1 application listed KK4GEO as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Mar 21, 2022	Apr 8, 2022	KO4YUK · Joshua J Bombach · Round Hill, VA	9	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KK4GEO in the last 24 hours. They show up here within seconds of KK4GEO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.