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

WU2DZ HAM

✅ Available for a vanity request — free since Dec 11, 2018.

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 Dec 11, 2018

Previous holder: Mahalingam Krishnamurthi

Held WU2DZ Oct 28, 2002 → Dec 10, 2016 · first licensed Oct 28, 2002 as WU2DZ · 1 license · FRN 0007863764

WU2DZ Expired Amateur Extra · vanity Oct 28, 2002 → Dec 10, 2016 (expired)

Licensee
Mahalingam Krishnamurthi

Address
3940 Broadlands Ln
Broomfield, CO 80020
39.9308, -105.0743 (ZIP center) · Grid DM79lw · CQ 4 · ITU 7 · map ↗

FRN
0007863764

Previous call
KB2ZOF (Advanced)

Last granted
Oct 13, 2006

Effective
Oct 13, 2006

Last action
Dec 11, 2018
FCC actions (4)
- Dec 11, 2018 — License expired LIEXP
- Oct 13, 2006 — License renewed LIREN
- Oct 28, 2002 — Administrative update LIAUA
- Oct 28, 2002 — FCC action LITIN

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 WU2DZ
Mahalingam Krishnamurthi
3940 Broadlands Ln, Broomfield, CO 80020
39.9308, -105.0743 (ZIP center) · Grid DM79lw · CQ 4 · ITU 7 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WU2DZ in the last 24 hours. They show up here within seconds of WU2DZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.