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

W4CZO HAM

✅ Available for a vanity request — free since Sep 18, 2003.

1x3 call: Technician, General, 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 18, 2003

Previous holder: RONALD STEWART

Held W4CZO Sep 17, 1991 → Sep 17, 2001 · first licensed Sep 17, 1991 as W4CZO · 1 license · no FRN on file (pre-2001 records)

W4CZO Expired General Sep 17, 1991 → Sep 17, 2001 (expired)

Licensee
RONALD STEWART

Address
1127 W PLACITA CAMILLA
TUCSON, AZ 85704
32.3394, -110.9850 (ZIP center) · Grid DM42mi · CQ 3 · ITU 6 · map ↗

Last granted
Sep 17, 1991

Effective
Sep 17, 1991

Last action
Sep 18, 2003
FCC actions (1)
- Sep 18, 2003 — 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 W4CZO
RONALD STEWART
1127 W PLACITA CAMILLA, TUCSON, AZ 85704
32.3394, -110.9850 (ZIP center) · Grid DM42mi · CQ 3 · ITU 6 · map ↗

Others requesting W4CZO

1 application listed W4CZO as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 25, 2015	Oct 13, 2015	KK4UIY · James K Walker · Milton, FL	8	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4CZO in the last 24 hours. They show up here within seconds of W4CZO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.