N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

W3EXP HAM

Club licensed since 2004 (22 yrs) W3EXP since 2006 · previously KB3MPA, KV3B Gaithersburg, MD

🔒 Not available — currently licensed, through Jan 7, 2036. If it isn't renewed, it opens for vanity requests Jan 8, 2038.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

📝 W3EXP has filed vanity applications before — latest filed Sep 23, 2005 · what was requested

Currently held by Montgomery Amateur Radio Club · 2 holders on record

Current holder: Montgomery Amateur Radio Club

Held W3EXP Jan 7, 2006 → present · first licensed Feb 13, 2004 as KV3B · 3 licenses · FRN 0010327542

W3EXP Active Club / other · vanity Jan 7, 2006 → expires Jan 7, 2036

Licensee
Montgomery Amateur Radio Club

Address
Attn: Jeffrey Horlick
PO Box 611
Gaithersburg, MD 20884-0611

FRN
0010327542

Previous call
KB3MPA

Trustee
KZ3F

Last granted
Dec 13, 2025

Effective
Dec 13, 2025

Last action
Dec 13, 2025
FCC actions (4)
- Dec 13, 2025 — License renewed LIREN
- Oct 13, 2015 — License renewed LIREN
- Jan 7, 2006 — Vanity call sign granted VANGRT
- Jan 7, 2006 — License issued LIISS
KB3MPA Canceled Club / other Aug 25, 2005 → Jan 7, 2006 (canceled)

Licensee
Montgomery Amateur Radio Club

Address
Attn: Jeffrey Horlick
PO Box 611
Gaithersburg, MD 20884-0611

FRN
0010327542

Trustee
KZ3F

Last granted
Aug 25, 2005

Effective
Aug 25, 2005

Last action
Jan 7, 2006
FCC actions (3)
- Jan 7, 2006 — License canceled LICAN
- Aug 25, 2005 — License issued LIISS
- Aug 25, 2005 — Systematic call sign granted SYSGRT
KV3B Active Club / other · vanity Feb 13, 2004 → expires Dec 31, 2026

Licensee
MONTGOMERY AMATEUR RADIO CLUB INC

Address
Attn: JEFFREY HORLICK
PO Box 611
Gaithersburg, MD 20884-0611

FRN
0010327542

Previous call
WA3EWJ

Trustee
KZ3F

Last granted
Oct 5, 2016

Effective
Oct 5, 2016

Last action
Mar 13, 2024
FCC actions (3)
- Oct 5, 2016 — License renewed LIREN
- Oct 11, 2006 — License renewed LIREN
- Feb 13, 2004 — License modified LIMOD

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 142 snapshots · as KV3B
MONTGOMERY AMATEUR RADIO CLUB INC
Attn: JEFFREY HORLICK
PO Box 611
Gaithersburg, MD 20884-0611

Previous holder: PETER R DE BRUYN

Held W3EXP Dec 8, 1995 → Oct 8, 1999 · first licensed Dec 8, 1995 as W3EXP · 1 license · no FRN on file (pre-2001 records)

W3EXP Canceled Advanced Dec 8, 1995 → Oct 8, 1999 (canceled)

Licensee
PETER R DE BRUYN

Address
12907 CROOKSTON LN APT A4
ROCKVILLE, MD 20851
39.0781, -77.1208 (ZIP center) · Grid FM19kb · CQ 5 · ITU 8 · map ↗

Last granted
Dec 8, 1995

Effective
Dec 8, 1995

Last action
Dec 13, 2025
FCC actions (2)
- Sep 21, 2005 — Record corrected COR
- Sep 21, 2005 — Record corrected COR

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as W3EXP
PETER R DE BRUYN
12907 CROOKSTON LN APT A4, ROCKVILLE, MD 20851
39.0781, -77.1208 (ZIP center) · Grid FM19kb · CQ 5 · ITU 8 · map ↗

Vanity applications filed by W3EXP

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Sep 23, 2005 Granted Dec 13, 2025 0002326845	KB3MPA · Montgomery Amateur Radio Club · Attn: Jeffrey Horlick · PO Box 611 · Gaithersburg, MD 20884-0611	1.W3EXP ✓ granted	Granted got W3EXP

Others requesting W3EXP

1 application listed W3EXP as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 23, 2005	Oct 11, 2005	KB3MPA · Montgomery Amateur Radio Club · Gaithersburg, MD	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W3EXP in the last 24 hours. They show up here within seconds of W3EXP beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.