N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

K4ZXR

✅ Available for a vanity request — free since Nov 15, 2020.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Nov 15, 2020

Previous holder: Joel M Brigida

Held K4ZXR Mar 21, 2014 → Nov 14, 2018 · first licensed Oct 17, 2013 as KK4UKK · 3 licenses · FRN 0023028293

AB4U Active Amateur Extra · vanity Nov 14, 2018 → expires Nov 14, 2028

Licensee
Joel M Brigida

Address
Attn: Joel AB4U
4871 Via Palm Lks #712
West Palm Beach, FL 33417
26.7230, -80.1185 (street) · Grid EL96wr · CQ 5 · ITU 8 · map ↗

FRN
0023028293

Previous call
K4ZXR (General)

Last granted
Nov 14, 2018

Effective
Apr 29, 2026

Last action
Apr 29, 2026
FCC actions (6)
- Apr 29, 2026 — FCC action LIAUA
- Aug 26, 2025 — FCC action LIAUA
- Aug 26, 2025 — FCC action LIAUA
- May 22, 2019 — FCC action LIAUA
- Nov 14, 2018 — Vanity call sign granted VANGRT
- Nov 14, 2018 — License issued LIISS
K4ZXR Canceled Amateur Extra · vanity Mar 21, 2014 → Nov 14, 2018 (canceled)

Licensee
Joel M Brigida

Address
4879 Via Palm Lks 606
West Palm Beach, FL 33417
26.7204, -80.1240 (ZIP center) · Grid EL96wr · CQ 5 · ITU 8 · map ↗

FRN
0023028293

Previous call
KK4UKK (General)

Last granted
Mar 21, 2014

Effective
Oct 10, 2018

Last action
Nov 14, 2018
FCC actions (6)
- Nov 14, 2018 — License canceled LICAN
- Oct 10, 2018 — FCC action LIAUA
- Jun 4, 2018 — License modified LIMOD
- Apr 10, 2014 — License modified LIMOD
- Mar 21, 2014 — Vanity call sign granted VANGRT
- Mar 21, 2014 — License issued LIISS
KK4UKK Canceled Technician Oct 17, 2013 → Mar 21, 2014 (canceled)

Licensee
Joel M Brigida

Address
4879 Via Palm Lks 606
West Palm Beach, FL 33417
26.7204, -80.1240 (ZIP center) · Grid EL96wr · CQ 5 · ITU 8 · map ↗

FRN
0023028293

Last granted
Oct 17, 2013

Effective
Oct 17, 2013

Last action
Mar 21, 2014
FCC actions (3)
- Mar 21, 2014 — License canceled LICAN
- Oct 17, 2013 — License issued LIISS
- Oct 17, 2013 — 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 Sep 27, 2026 · 1 snapshot · as AB4U
Joel M Brigida
Attn: Joel AB4U
4871 Via Palm Lks #712, West Palm Beach, FL 33417
26.7230, -80.1185 (street) · Grid EL96wr · CQ 5 · ITU 8 · map ↗
Seen Oct 22, 2013 → Sep 27, 2026 · 77 snapshots · as KK4UKK
Joel M Brigida
4879 Via Palm Lks 606, West Palm Beach, FL 33417
26.7204, -80.1240 (ZIP center) · Grid EL96wr · CQ 5 · ITU 8 · map ↗
Seen Sep 25, 2025 · 1 snapshot · as AB4U
Joel M Brigida
Attn: AB4U
436 Court House Avenue, York, SC 29745
34.9978, -81.1992 (street) · Grid EM94jx · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 → May 29, 2025 · 10 snapshots · as AB4U
Joel M Brigida
5606 Rambler Rose Way, West Palm Beach, FL 33415
26.6602, -80.1266 (ZIP center) · Grid EL96wp · CQ 5 · ITU 8 · map ↗

Others requesting K4ZXR

3 applications listed K4ZXR as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Mar 3, 2014	Mar 21, 2014	KK4UKK · Joel M Brigida · West Palm Beach, FL	1	Granted
Mar 5, 2013	Mar 23, 2013	KG4MUW · Kenneth W Hurst · MCDONOUGH, GA	10	Granted
Sep 28, 2011	Oct 16, 2011	KK4DSY · WALTER L WILSON · HOSCHTON, GA	2	Granted