N9TPB FCC License Search

🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 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

KT4KB HAM

⏳ Not available yet — opens for vanity requests May 20, 2028, two years after the license was canceled (May 19, 2026).

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

📬 QSL: LoTW user · last upload Feb 25, 2026 · eQSL AG member · QRZ · HamQTH

Not currently held · 1 holder on record

🗓 Active on 1 net · last heard Sep 16, 2026

Previous holder: JONATHAN J LAMBDIN

Held KT4KB Jun 27, 2005 → May 19, 2026 · first licensed Jun 27, 2005 as KT4KB · 2 licenses · FRN 0013685011

KK5JL Active Advanced · vanity May 19, 2026 → expires May 19, 2036

Licensee
JONATHAN J LAMBDIN

Address
2132 Spruce Street
Lewisville, AR 71845
33.3751, -93.5771 (street) · Grid EM33fj · CQ 4 · ITU 7 · map ↗

FRN
0013685011

Previous call
KT4KB (Technician Plus)

Last granted
May 19, 2026

Effective
May 19, 2026

Last action
May 19, 2026
FCC actions (2)
- May 19, 2026 — Vanity call sign granted VANGRT
- May 19, 2026 — License issued LIISS
KT4KB Canceled Advanced Jun 27, 2005 → May 19, 2026 (canceled)

Licensee
JONATHAN J LAMBDIN

Address
2132 Spruce Street
Lewisville, AR 71845
33.3751, -93.5771 (street) · Grid EM33fj · CQ 4 · ITU 7 · map ↗

FRN
0013685011

Previous call
KE4SLU (Technician Plus)

Last granted
Aug 6, 2024

Effective
Apr 21, 2026

Last action
May 19, 2026
FCC actions (8)
- May 19, 2026 — License canceled LICAN
- Apr 21, 2026 — Administrative update LIAUA
- Aug 6, 2024 — License renewed LIREN
- Apr 29, 2021 — Administrative update LIAUA
- Oct 3, 2014 — License renewed LIREN
- Mar 27, 2009 — Administrative update LIAUA
- Jun 27, 2005 — License renewed LIREN
- Jun 27, 2005 — FCC action LITIN

Address history

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

Seen Sep 27, 2026 · 2 snapshots · as KT4KB
JONATHAN J LAMBDIN
2132 Spruce Street, Lewisville, AR 71845
33.3751, -93.5771 (street) · Grid EM33fj · CQ 4 · ITU 7 · map ↗
Seen Apr 16, 2022 → Sep 25, 2025 · 11 snapshots · as KT4KB
JONATHAN J LAMBDIN
1800 Cedarbrook Drive, Columbia, SC 29212
34.0776, -81.2023 (ZIP center) · Grid EM94jb · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → May 6, 2019 · 34 snapshots · as KT4KB
JONATHAN J LAMBDIN
431 HIDDEN ACRES RD, CORDOVA, SC 29039
33.4204, -80.8922 (ZIP center) · Grid EM93nk · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KT4KB
JONATHAN J LAMBDIN
8401 DEEP VALLEY RD, SUMMERFIELD, NC 27358
36.2282, -79.8801 (ZIP center) · Grid FM06bf · CQ 5 · ITU 8 · map ↗

Nets

Net	When	Frequency	Role	Times	Last
FreeDV 40 Meter Net	Tue 7:15 PM CT	7.1815	Checked in	1	2026-09-16

From nets logged with NetLogger since the start of collection.

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KT4KB in the last 24 hours. They show up here within seconds of KT4KB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.