N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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

KR4WT HAM

✅ Available for a vanity request — free since Feb 14, 2026.

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 Feb 14, 2026

Previous holder: ROBERT D MUSTIAN Jr

Held KR4WT Dec 13, 2002 → Feb 13, 2024 · first licensed Dec 13, 2002 as KR4WT · 2 licenses · FRN 0008083016

WB4TOP Active Advanced · vanity Feb 13, 2024 → expires Feb 13, 2034

Licensee
ROBERT D MUSTIAN Jr

Address
2100 Piney Grove Wilbon Rd
Holly Springs, NC 27540
35.6012, -78.8388 (street) · Grid FM05no · CQ 5 · ITU 8 · map ↗

FRN
0008083016

Previous call
KR4WT (Technician Plus)

Last granted
Feb 13, 2024

Effective
Feb 13, 2024

Last action
Feb 13, 2024
FCC actions (2)
- Feb 13, 2024 — Vanity call sign granted VANGRT
- Feb 13, 2024 — License issued LIISS
KR4WT Canceled Advanced Dec 13, 2002 → Feb 13, 2024 (canceled)

Licensee
ROBERT D MUSTIAN JR

Address
2100 Piney Grove Wilbon Rd
Holly Springs, NC 27540
35.6012, -78.8388 (street) · Grid FM05no · CQ 5 · ITU 8 · map ↗

FRN
0008083016

Previous call
KD4UJA (Technician Plus)

Last granted
Jul 25, 2023

Effective
Jul 25, 2023

Last action
Feb 13, 2024
FCC actions (6)
- Feb 13, 2024 — License canceled LICAN
- Jul 25, 2023 — License renewed LIREN
- Mar 7, 2020 — Administrative update LIAUA
- Apr 2, 2013 — License renewed LIREN
- Dec 13, 2002 — FCC action LITIN
- Dec 13, 2002 — License renewed LIREN

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Apr 27, 2024 → Oct 4, 2026 · 24 snapshots · as KR4WT
ROBERT D MUSTIAN JR
2100 Piney Grove Wilbon Rd, Holly Springs, NC 27540
35.6012, -78.8388 (street) · Grid FM05no · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 · 1 snapshot · as KR4WT
ROBERT D MUSTIAN JR
6913 Rouse Rd, Holly Springs, NC 27540
35.6202, -78.8650 (ZIP center) · Grid FM05no · CQ 5 · ITU 8 · map ↗
Seen Apr 12, 2013 → May 6, 2019 · 27 snapshots · as KR4WT
ROBERT D MUSTIAN JR
4613 Barrington Hills Lane, GARNER, NC 27529
35.6385, -78.5809 (ZIP center) · Grid FM05rp · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Apr 6, 2013 · 8 snapshots · as KR4WT
ROBERT D MUSTIAN JR
604 WILTON MEADOW DR, GARNER, NC 27529
35.6385, -78.5809 (ZIP center) · Grid FM05rp · CQ 5 · ITU 8 · map ↗

Others requesting KR4WT

3 applications listed KR4WT as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 27, 2025	Sep 14, 2025	KC2GIB · Richard A Nicolella · Culpeper, VA	3	Dismissed
Mar 24, 2025	Apr 11, 2025	KR4BCU · Fernando M Ruiz · Orlando, FL	1	Granted
Feb 29, 2024	Mar 18, 2024	KQ4BKI · Ronald L Hipple Jr · Tunnel Hill, GA	3	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KR4WT in the last 24 hours. They show up here within seconds of KR4WT beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.