N9TPB FCC License Search

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

MARK A TRENT

FRN 0018747055 · first licensed as KF6GXM · 3 licenses on record

📻 GMRS licenses on this FRN

GMRS call	Status	Name	Location	Granted	Expires
WSDY976	Active	Mark A Trent	Lakewood, CA	Jul 31, 2024	Jul 31, 2034

📝 FCC applications (5)

Received	File number	Service	Purpose	Status	Call
Jul 29, 2024	0011175576	GMRS	New license	Granted
Feb 2, 2024	0010904091	HAM	Modification	Granted	KF6DOG
Feb 2, 2024	0010904088	HAM	Modification	Dismissed	KF6DOG
Apr 16, 2019	0008604119	HAM	Renewal	Granted	KF6DOG
May 1, 2009	0003825459	HAM	Renewal + modification	Granted	KF6DOG

Complete licensing history

KF6GXM Active Technician · vanity Feb 21, 2024 → expires Feb 21, 2034

Licensee
MARK A TRENT

Address
Attn: Mark Trent
PO Box 6107
LAKEWOOD, CA 90714

FRN
0018747055

Previous call
KF6DOG

Last granted
Feb 21, 2024

Effective
Feb 21, 2024

Last action
Feb 21, 2024
FCC actions (2)
- Feb 21, 2024 — Vanity call sign granted VANGRT
- Feb 21, 2024 — License issued LIISS
📦 Moved: , None → Lakewood, CA

KF6DOG Canceled Technician · vanity May 1, 2009 → Feb 21, 2024 (canceled)

Licensee
MARK A TRENT

Address
PO Box 6107
LAKEWOOD, CA 90714

FRN
0018747055

Previous call
KF6GXM

Last granted
Apr 16, 2019

Effective
Apr 16, 2019

Last action
Feb 21, 2024
FCC actions (4)
- Feb 21, 2024 — License canceled LICAN
- Apr 16, 2019 — License renewed LIREN
- May 5, 2009 — License renewed LIREN
- May 1, 2009 — FCC action LITIN
KF6GXM Canceled Technician → Jul 1, 1999 (canceled)

Licensee
MARK A TRENT

Address

Last granted

Effective

Last action

Address history

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

Seen May 27, 2010 → Oct 4, 2026 · 59 snapshots · as KF6DOG
MARK A TRENT
PO Box 6107
Lakewood, CA 90714
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KF6GXM
MARK A TRENT
Seen Nov 7, 2004 · 1 snapshot · as KF6DOG
MARK A TRENT
PO Box 1512
DOWNEY, CA 90240-0512
33.9557, -118.1183 (ZIP center) · Grid DM03ww · CQ 3 · ITU 6 · map ↗

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 2, 2024 Granted Feb 21, 2024 0010904088	KF6DOG · MARK A TRENT · Technician Attn: Mark Trent · PO Box 6107 · LAKEWOOD, CA 90714	1.KF6GXM ✓ granted	Dismissed got KF6GXM
Filed Feb 2, 2024 Granted Feb 21, 2024 0010904091	KF6DOG · MARK A TRENT · Technician Attn: Mark Trent · PO Box 6107 · LAKEWOOD, CA 90714	1.KF6GXM ✓ granted	Granted got KF6GXM