N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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

KD4TDM HAM

✅ Available for a vanity request — free since May 13, 2010.

2x3 call: any licensee 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 May 13, 2010

Previous holder: JOHN T TROTTER

Held KD4TDM Aug 29, 2002 → May 12, 2008 · first licensed Aug 29, 2002 as KD4TDM · 2 licenses · FRN 0007602683

AJ4HV Active Amateur Extra May 12, 2008 → expires Sep 22, 2032

Licensee
JOHN T TROTTER

Address
1535 NATHAN HILL CIRCLE
MARYVILLE, TN 37801
35.7353, -84.0791 (street) · Grid EM75xr · CQ 4 · ITU 8 · map ↗

FRN
0007602683

Previous call
KD4TDM (General)

Last granted
Aug 17, 2022

Effective
Aug 17, 2022

Last action
Aug 17, 2022
FCC actions (4)
- Aug 17, 2022 — License renewed LIREN
- Jul 25, 2012 — License renewed LIREN
- May 12, 2008 — Systematic call sign granted SYSGRT
- May 12, 2008 — License issued LIISS
KD4TDM Canceled Amateur Extra Aug 29, 2002 → May 12, 2008 (canceled)

Licensee
JOHN T TROTTER

Address
1535 NATHAN HILL CIRCLE
MARYVILLE, TN 37801
35.7353, -84.0791 (street) · Grid EM75xr · CQ 4 · ITU 8 · map ↗

FRN
0007602683

Last granted
Aug 29, 2002

Effective
May 12, 2008

Last action
May 12, 2008
FCC actions (3)
- May 12, 2008 — License canceled LICAN
- Apr 23, 2008 — License modified LIMOD
- Aug 29, 2002 — License renewed LIREN

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 · 94 snapshots · as KD4TDM
JOHN T TROTTER
1535 NATHAN HILL CIRCLE, MARYVILLE, TN 37801
35.7353, -84.0791 (street) · Grid EM75xr · CQ 4 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KD4TDM
JOHN T TROTTER
1535 NATHAN CR, MARYVILLE, TN 37801
35.6717, -84.0805 (ZIP center) · Grid EM75xq · CQ 4 · ITU 8 · map ↗

Others requesting KD4TDM

1 application listed KD4TDM as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 31, 2026	Sep 18, 2026	KO4NFP · Timothy D McNeil · THOMASVILLE, NC	5	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KD4TDM in the last 24 hours. They show up here within seconds of KD4TDM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.