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

KK4DOE HAM

✅ Available for a vanity request — free since May 1, 2015.

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 May 1, 2015

Previous holder: Douglas Imberman

Held KK4DOE Aug 10, 2011 → Apr 30, 2013 · first licensed Aug 10, 2011 as KK4DOE · 2 licenses · FRN 0021078001

K4IMB Active General · vanity Apr 30, 2013 → expires Apr 30, 2033

Licensee
Douglas Imberman

Address
Attn: Douglas Imberman
7376 Millbrook Ave
Melbourne, FL 32940
28.2275, -80.7481 (street) · Grid EL98pf · CQ 5 · ITU 8 · map ↗

FRN
0021078001

Previous call
KK4DOE (Technician)

Last granted
Apr 7, 2023

Effective
Apr 7, 2023

Last action
Apr 7, 2023
FCC actions (4)
- Apr 7, 2023 — License renewed LIREN
- Jun 3, 2022 — Administrative update LIAUA
- Apr 30, 2013 — Vanity call sign granted VANGRT
- Apr 30, 2013 — License issued LIISS
KK4DOE Canceled General Aug 10, 2011 → Apr 30, 2013 (canceled)

Licensee
Douglas Imberman

Address
2421 Stratford Pointe Dr
Melbourne, FL 32904
28.0329, -80.8160 (ZIP center) · Grid EL98oa · CQ 5 · ITU 8 · map ↗

FRN
0021078001

Last granted
Aug 10, 2011

Effective
Jan 9, 2013

Last action
Apr 30, 2013
FCC actions (4)
- Apr 30, 2013 — License canceled LICAN
- Jan 9, 2013 — License modified LIMOD
- Aug 10, 2011 — License issued LIISS
- Aug 10, 2011 — 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 Apr 27, 2024 → Sep 27, 2026 · 11 snapshots · as K4IMB
Douglas Imberman
Attn: Douglas Imberman
7376 Millbrook Ave, Melbourne, FL 32940
28.2275, -80.7481 (street) · Grid EL98pf · CQ 5 · ITU 8 · map ↗
Seen Oct 17, 2011 → Sep 27, 2026 · 72 snapshots · as KK4DOE
Douglas Imberman
2421 Stratford Pointe Dr, Melbourne, FL 32904
28.0329, -80.8160 (ZIP center) · Grid EL98oa · CQ 5 · ITU 8 · map ↗

Others requesting KK4DOE

1 application listed KK4DOE as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Feb 20, 2026	Mar 10, 2026	KM7EJB · Hazel Knauth · Portland, OR	7	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KK4DOE in the last 24 hours. They show up here within seconds of KK4DOE beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.