N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

Thomas J Quist

FRN 0036981553 · first licensed May 6, 2025 as KR4DRI · 2 licenses on record

📝 FCC applications (4)

Received	File number	Service	Purpose	Status	Call
Mar 10, 2026	0011940402	HAM	Modification	Granted	KR4DRI
Jan 5, 2026	0011853184	HAM	Modification	Granted	KR4DRI
Jun 24, 2025	0011622023	HAM	Modification	Granted	KR4DRI
May 5, 2025	0011555256	HAM	New license	Granted	KR4DRI

Complete licensing history

K4DRI Active Amateur Extra · vanity Mar 28, 2026 → expires Mar 28, 2036

Licensee
Thomas J Quist

Address
PO Box 14
Clemson, SC 29633

FRN
0036981553

Previous call
KR4DRI (General)

Last granted
Mar 28, 2026

Effective
Mar 28, 2026

Last action
Mar 28, 2026
FCC actions (2)
- Mar 28, 2026 — Vanity call sign granted VANGRT
- Mar 28, 2026 — License issued LIISS
KR4DRI Canceled Amateur Extra May 6, 2025 → Mar 28, 2026 (canceled)

Licensee
Thomas J Quist

Address
PO Box 14
Clemson, SC 29633

FRN
0036981553

Last granted
May 6, 2025

Effective
Jan 5, 2026

Last action
Mar 28, 2026
FCC actions (5)
- Mar 28, 2026 — License canceled LICAN
- Jan 5, 2026 — License modified LIMOD
- Jun 24, 2025 — License modified LIMOD
- May 6, 2025 — License issued LIISS
- May 6, 2025 — 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 May 29, 2025 → Oct 4, 2026 · 6 snapshots · as KR4DRI
Thomas J Quist
PO Box 14
Clemson, SC 29633

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Mar 10, 2026 Granted Mar 28, 2026 0011940402	KR4DRI · Thomas J Quist · Amateur Extra PO Box 14 · Clemson, SC 29633	1.K4DRI ✓ granted 2.KR4DI available	Granted got K4DRI