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

N0KSR HAM

✅ Available for a vanity request — free since Sep 2, 2021.

1x3 call: Technician, General, Advanced and Amateur Extra licensees 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 Sep 2, 2021

Previous holder: THOMAS C ISENBERG

Held N0KSR Sep 1, 2009 → Sep 1, 2019 · first licensed Sep 1, 2009 as N0KSR · 1 license · FRN 0019068774

N0KSR Expired Technician Sep 1, 2009 → Sep 1, 2019 (expired)

Licensee
THOMAS C ISENBERG

Address
5734 S JEBEL WAY
Centennial, CO 80015
39.6281, -104.7933 (ZIP center) · Grid DM79op · CQ 4 · ITU 7 · map ↗

FRN
0019068774

Last granted
Sep 1, 2009

Effective
Sep 1, 2009

Last action
Sep 2, 2021
FCC actions (3)
- Sep 2, 2021 — License expired LIEXP
- Sep 1, 2009 — FCC action LTSFRN
- Sep 1, 2009 — 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 · 47 snapshots · as N0KSR
THOMAS C ISENBERG
5734 S JEBEL WAY, Centennial, CO 80015
39.6281, -104.7933 (ZIP center) · Grid DM79op · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N0KSR
THOMAS C ISENBERG
5734 S JEBEL WAY, AURORA, CO 80015
39.6281, -104.7933 (ZIP center) · Grid DM79op · CQ 4 · ITU 7 · map ↗

Others requesting N0KSR

2 applications listed N0KSR as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Apr 1, 2025	Apr 19, 2025	KJ5KNV · Last Frontier Council Amateur Radio Club · Norman, OK	16	Granted
Jul 21, 2023	Aug 8, 2023	KQ4KBD · KENNETH S REDLER · WEST PALM BCH, FL	4	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N0KSR in the last 24 hours. They show up here within seconds of N0KSR beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.