N9TPB FCC License Search

🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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

KD3OX HAM

✅ Available for a vanity request — free since Sep 6, 2001.

2x2 call: Advanced and Amateur Extra licensees 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 Sep 6, 2001

Previous holder: DAVID L CROSCO

Held KD3OX Sep 5, 1989 → Sep 5, 1999 · first licensed Sep 5, 1989 as KD3OX · 1 license · no FRN on file (pre-2001 records)

KD3OX Expired Advanced Sep 5, 1989 → Sep 5, 1999 (expired)

Licensee
DAVID L CROSCO

Address
423 ARCH ST
OAKLAND, MD 21550
39.3917, -79.3924 (ZIP center) · Grid FM09hj · CQ 5 · ITU 8 · map ↗

Previous call
KA3UHX (General)

Last granted
Sep 5, 1989

Effective
Sep 5, 1989

Last action
Sep 6, 2001
FCC actions (1)
- Sep 6, 2001 — License expired LIEXP

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KD3OX
DAVID L CROSCO
423 ARCH ST, OAKLAND, MD 21550
39.3917, -79.3924 (ZIP center) · Grid FM09hj · CQ 5 · ITU 8 · map ↗

Others requesting KD3OX

1 application listed KD3OX as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 24, 2014	Oct 12, 2014	KC3DLO · Thomas V Gaffigan · WELCOME, MD	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KD3OX in the last 24 hours. They show up here within seconds of KD3OX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.