N9TPB FCC License Search

🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 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

AA3MT HAM

✅ Available for a vanity request — free since Aug 3, 2018.

2x2 call: only Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Aug 2, 2016 · not eQSL AG · QRZ · HamQTH

Not currently held · 2 holders on record · available since Aug 3, 2018

Previous holder: Marlin "Loon" A Troup

Held AA3MT Nov 21, 2015 → Aug 2, 2016 · first licensed Mar 16, 2009 as KB3SLP · 5 licenses · FRN 0018603175

NA1SA Active Amateur Extra · vanity Aug 17, 2018 → expires Aug 17, 2028

Licensee
Marlin "Loon" A Troup

Address
Attn: Marlin
135 Weikert Rd
Millmont, PA 17845
40.8827, -77.2010 (street) · Grid FN10jv · CQ 5 · ITU 8 · map ↗

FRN
0018603175

Previous call
KV3S (General)

Last granted
Aug 17, 2018

Effective
Oct 1, 2019

Last action
Oct 1, 2019
FCC actions (4)
- Oct 1, 2019 — Administrative update LIAUA
- Oct 1, 2019 — Administrative update LIAUA
- Aug 17, 2018 — Vanity call sign granted VANGRT
- Aug 17, 2018 — License issued LIISS
KV3S Canceled Amateur Extra · vanity Aug 2, 2016 → Aug 17, 2018 (canceled)

Licensee
Marlin "Loon" A Troup

Address
Attn: Marlin
150 Weikert Rd
Millmont, PA 17845
40.8844, -77.2116 (ZIP center) · Grid FN10jv · CQ 5 · ITU 8 · map ↗

FRN
0018603175

Previous call
AA3MT (General)

Last granted
Aug 2, 2016

Effective
Aug 2, 2016

Last action
Aug 17, 2018
FCC actions (3)
- Aug 17, 2018 — License canceled LICAN
- Aug 2, 2016 — Vanity call sign granted VANGRT
- Aug 2, 2016 — License issued LIISS
AA3MT Canceled Amateur Extra · vanity Nov 21, 2015 → Aug 2, 2016 (canceled)

Licensee
Marlin "Loon" A Troup

Address
Attn: Marlin
150 Weikert Rd
Millmont, PA 17845
40.8844, -77.2116 (ZIP center) · Grid FN10jv · CQ 5 · ITU 8 · map ↗

FRN
0018603175

Previous call
W3MAT (General)

Last granted
Nov 21, 2015

Effective
Nov 21, 2015

Last action
Aug 2, 2016
FCC actions (3)
- Aug 2, 2016 — License canceled LICAN
- Nov 21, 2015 — Vanity call sign granted VANGRT
- Nov 21, 2015 — License issued LIISS
📦 Moved: Mifflinburg, PA → Millmont, PA

W3MAT Canceled Amateur Extra · vanity Jun 6, 2009 → Nov 21, 2015 (canceled)

Licensee
Marlin "Loon" A Troup

Address
Attn: Marlin "Loon" A Troup
150 Weikert Rd
Millmont, PA 17845
40.8844, -77.2116 (ZIP center) · Grid FN10jv · CQ 5 · ITU 8 · map ↗

FRN
0018603175

Previous call
KB3SLP (General)

Last granted
Jun 6, 2009

Effective
Jun 21, 2014

Last action
Nov 21, 2015
FCC actions (8)
- Nov 21, 2015 — License canceled LICAN
- Jun 21, 2014 — Administrative update LIAUA
- Jun 14, 2013 — Administrative update LIAUA
- Mar 28, 2012 — Administrative update LIAUA
- Jun 12, 2010 — Administrative update LIAUA
- Jan 15, 2010 — License modified LIMOD
- Jun 6, 2009 — Vanity call sign granted VANGRT
- Jun 6, 2009 — License issued LIISS
KB3SLP Canceled General Mar 16, 2009 → Jun 6, 2009 (canceled)

Licensee
Marlin A Troup

Address
601 Chestnut St
Mifflinburg, PA 17844
40.9598, -77.0852 (ZIP center) · Grid FN10kx · CQ 5 · ITU 8 · map ↗

FRN
0018603175

Last granted
Mar 16, 2009

Effective
May 19, 2009

Last action
Jun 6, 2009
FCC actions (4)
- Jun 6, 2009 — License canceled LICAN
- May 19, 2009 — License modified LIMOD
- Mar 16, 2009 — License issued LIISS
- Mar 16, 2009 — 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 Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as NA1SA
Marlin "Loon" A Troup
Attn: Marlin
135 Weikert Rd, Millmont, PA 17845
40.8827, -77.2010 (street) · Grid FN10jv · CQ 5 · ITU 8 · map ↗
Seen Mar 28, 2015 → Sep 27, 2026 · 88 snapshots · as W3MAT
Marlin "Loon" A Troup
Attn: Marlin "Loon" A Troup
150 Weikert Rd, Millmont, PA 17845
40.8844, -77.2116 (ZIP center) · Grid FN10jv · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Sep 27, 2026 · 47 snapshots · as KB3SLP
Marlin A Troup
601 Chestnut St, Mifflinburg, PA 17844
40.9598, -77.0852 (ZIP center) · Grid FN10kx · CQ 5 · ITU 8 · map ↗
Seen Sep 3, 2018 → May 6, 2019 · 3 snapshots · as NA1SA
Marlin "Loon" A Troup
Attn: Marlin
150 Weikert Rd, Millmont, PA 17845
40.8844, -77.2116 (ZIP center) · Grid FN10jv · CQ 5 · ITU 8 · map ↗
Seen Oct 22, 2013 → May 22, 2014 · 3 snapshots · as W3MAT
Marlin "Loon" A Troup
538 Wirth Road, Mifflinburg, PA 17844
40.9598, -77.0852 (ZIP center) · Grid FN10kx · CQ 5 · ITU 8 · map ↗
Seen May 28, 2012 → Apr 12, 2013 · 5 snapshots · as W3MAT
Marlin "Loon" A Troup
2010 Moores School Rd, Lewisburg, PA 17837
40.9750, -76.9451 (ZIP center) · Grid FN10mx · CQ 5 · ITU 8 · map ↗
Seen Oct 17, 2011 → Nov 10, 2011 · 2 snapshots · as W3MAT
Marlin A Troup
2010 Moores School Rd, Lewisburg, PA 17837
40.9750, -76.9451 (ZIP center) · Grid FN10mx · CQ 5 · ITU 8 · map ↗

Previous holder: MIKE ONDECK

Held AA3MT Oct 17, 1995 → Mar 28, 2005 · first licensed Oct 17, 1995 as AA3MT · 1 license · no FRN on file (pre-2001 records)

AA3MT Expired Amateur Extra Oct 17, 1995 → Mar 28, 2005 (expired)

Licensee
MIKE ONDECK

Address
449 N 5TH ST
ALLENTOWN, PA 18102
40.6079, -75.4762 (ZIP center) · Grid FN20go · CQ 5 · ITU 8 · map ↗

Previous call
N3UWD (Advanced)

Last granted
Oct 17, 1995

Effective
Oct 17, 1995

Last action
Mar 29, 2007
FCC actions (1)
- Mar 29, 2007 — License expired LIEXP

Address history

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

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as AA3MT
MIKE ONDECK
449 N 5TH ST, ALLENTOWN, PA 18102
40.6079, -75.4762 (ZIP center) · Grid FN20go · CQ 5 · ITU 8 · map ↗

Others requesting AA3MT

4 applications listed AA3MT as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Dec 11, 2024	Dec 29, 2024	KA3DRO · RONALD B ROSENWALD · Ocala, FL	7	Granted
Jun 16, 2020	Jul 4, 2020	AE0JI · MICHAEL D TORGUSON · MEDFORD, OR	3	Granted
May 20, 2019	Jun 7, 2019	K3MWT · Matthew W Tolbert · Lower Makefield, PA	7	Dismissed
Nov 3, 2015	Nov 21, 2015	W3MAT · Marlin "Loon" A Troup · Millmont, PA	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AA3MT in the last 24 hours. They show up here within seconds of AA3MT beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.