N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

WF4DJH HAM

✅ Available for a vanity request — free since Dec 2, 2009.

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 Dec 2, 2009

Previous holder: Douglas J Howse

Held WF4DJH Dec 5, 2006 → Dec 1, 2007 · first licensed Nov 16, 2006 as KI4SDU · 3 licenses · FRN 0015735889

📦 Moved: Merritt Island, FL → Lutz, FL

WB4DH Active Amateur Extra · vanity Dec 1, 2007 → expires Dec 1, 2027

Licensee
Douglas J Howse

Address
Attn: Douglas Howse
907 Goldie Park Lane
Lutz, FL 33548
28.1301, -82.4796 (street) · Grid EL88sd · CQ 5 · ITU 8 · map ↗

FRN
0015735889

Previous call
WF4DJH (General)

Last granted
Sep 26, 2017

Effective
Jan 3, 2025

Last action
Jan 3, 2025
FCC actions (6)
- Jan 3, 2025 — Administrative update LIAUA
- Sep 26, 2017 — License renewed LIREN
- Nov 21, 2015 — Administrative update LIAUA
- Nov 21, 2015 — Administrative update LIAUA
- Dec 1, 2007 — Vanity call sign granted VANGRT
- Dec 1, 2007 — License issued LIISS
WF4DJH Canceled Amateur Extra · vanity Dec 5, 2006 → Dec 1, 2007 (canceled)

Licensee
Douglas J Howse

Address
Attn: Douglas Howse
763 Killarney Ct
Merritt Island, FL 32953
28.4635, -80.6877 (ZIP center) · Grid EL98pl · CQ 5 · ITU 8 · map ↗

FRN
0015735889

Previous call
KI4SDU (General)

Last granted
Dec 5, 2006

Effective
Nov 6, 2007

Last action
Dec 1, 2007
FCC actions (5)
- Dec 1, 2007 — License canceled LICAN
- Nov 6, 2007 — License modified LIMOD
- Mar 7, 2007 — License modified LIMOD
- Dec 5, 2006 — Vanity call sign granted VANGRT
- Dec 5, 2006 — License issued LIISS
KI4SDU Canceled Technician Nov 16, 2006 → Dec 5, 2006 (canceled)

Licensee
Douglas J Howse

Address
763 Killarney Ct
Merritt Island, FL 32953
28.4635, -80.6877 (ZIP center) · Grid EL98pl · CQ 5 · ITU 8 · map ↗

FRN
0015735889

Last granted
Nov 16, 2006

Effective
Nov 16, 2006

Last action
Dec 5, 2006
FCC actions (3)
- Dec 5, 2006 — License canceled LICAN
- Nov 16, 2006 — License issued LIISS
- Nov 16, 2006 — 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 Mar 6, 2025 → Oct 4, 2026 · 7 snapshots · as WB4DH
Douglas J Howse
Attn: Douglas Howse
907 Goldie Park Lane, Lutz, FL 33548
28.1301, -82.4796 (street) · Grid EL88sd · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 111 snapshots · as KI4SDU
Douglas J Howse
763 Killarney Ct, Merritt Island, FL 32953
28.4635, -80.6877 (ZIP center) · Grid EL98pl · CQ 5 · ITU 8 · map ↗
Seen Jan 14, 2016 → Dec 20, 2024 · 23 snapshots · as WB4DH
Douglas J Howse
Attn: Douglas Howse
1227 Hillandale Reserve Drive, Tampa, FL 33613
28.0837, -82.4479 (ZIP center) · Grid EL88sc · CQ 5 · ITU 8 · map ↗

Others requesting WF4DJH

3 applications listed WF4DJH as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 20, 2026	Sep 7, 2026	KY2KKK · Frank Dimartin · Naples, FL	15	Granted
Aug 3, 2026	Aug 21, 2026	KY2KKK · Frank Dimartin · Naples, FL	15	Dismissed
Nov 17, 2006	Dec 5, 2006	KI4SDU · Douglas J Howse · Merritt Island, FL	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WF4DJH in the last 24 hours. They show up here within seconds of WF4DJH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.