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

W2DUN HAM

✅ Available for a vanity request — free since May 18, 2006.

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 May 18, 2006

Previous holder: FREDERICK W KROHBERGER

Held W2DUN May 17, 1994 → May 17, 2004 · first licensed May 17, 1994 as W2DUN · 1 license · no FRN on file (pre-2001 records)

W2DUN Expired General May 17, 1994 → May 17, 2004 (expired)

Licensee
FREDERICK W KROHBERGER

Address
358 EAST 17TH ST
BROOKLYN, NY 11226
40.6464, -73.9567 (ZIP center) · Grid FN30ap · CQ 5 · ITU 8 · map ↗

Last granted
May 17, 1994

Effective
May 17, 1994

Last action
May 18, 2006
FCC actions (1)
- May 18, 2006 — 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 W2DUN
FREDERICK W KROHBERGER
358 EAST 17TH ST, BROOKLYN, NY 11226
40.6464, -73.9567 (ZIP center) · Grid FN30ap · CQ 5 · ITU 8 · map ↗

Others requesting W2DUN

2 applications listed W2DUN as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 4, 2022	May 22, 2022	KD2ZCM · Adam Duncan · HAMMONTON, NJ	15	Granted
Feb 26, 2019	Mar 16, 2019	KE0UPA · MATTHEW D DUNCAN · DENVER, CO	8	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W2DUN in the last 24 hours. They show up here within seconds of W2DUN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.