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

AB0SL HAM

✅ Available for a vanity request — free since Sep 27, 2019.

2x2 call: only 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 · 2 holders on record · available since Sep 27, 2019

Previous holder: STEVEN M LINDEMANN

Held AB0SL Oct 14, 2015 → Sep 26, 2017 · first licensed Sep 2, 2005 as KB0UMO · 4 licenses · FRN 0002988574

📦 Moved: Grand Junction, CO → Colorado Springs, CO

KQ0S Active Amateur Extra · vanity Sep 26, 2017 → expires Sep 26, 2027

Licensee
STEVEN M LINDEMANN

Address
4214 Vernal Circle
Colorado Springs, CO 80916
38.8247, -104.7363 (street) · Grid DM78pt · CQ 4 · ITU 7 · map ↗

FRN
0002988574

Previous call
AB0SL (General)

Last granted
Sep 26, 2017

Effective
Oct 3, 2019

Last action
Oct 3, 2019
FCC actions (3)
- Oct 3, 2019 — Administrative update LIAUA
- Sep 26, 2017 — Vanity call sign granted VANGRT
- Sep 26, 2017 — License issued LIISS
AB0SL Canceled Amateur Extra · vanity Oct 14, 2015 → Sep 26, 2017 (canceled)

Licensee
STEVEN M LINDEMANN

Address
529 Sunburst Court
Grand Junction, CO 81504
39.1203, -108.4885 (ZIP center) · Grid DM59sc · CQ 4 · ITU 7 · map ↗

FRN
0002988574

Previous call
AD0QR (General)

Last granted
Oct 14, 2015

Effective
Oct 14, 2015

Last action
Sep 26, 2017
FCC actions (3)
- Sep 26, 2017 — License canceled LICAN
- Oct 14, 2015 — Vanity call sign granted VANGRT
- Oct 14, 2015 — License issued LIISS
AD0QR Canceled Amateur Extra Aug 29, 2015 → Oct 14, 2015 (canceled)

Licensee
STEVEN M LINDEMANN

Address
529 Sunburst Court
Grand Junction, CO 81504
39.1203, -108.4885 (ZIP center) · Grid DM59sc · CQ 4 · ITU 7 · map ↗

FRN
0002988574

Previous call
KB0UMO (General)

Last granted
Aug 29, 2015

Effective
Sep 22, 2015

Last action
Oct 14, 2015
FCC actions (3)
- Oct 14, 2015 — License canceled LICAN
- Sep 22, 2015 — Systematic call sign granted SYSGRT
- Sep 22, 2015 — License issued LIISS
KB0UMO Canceled Amateur Extra Sep 2, 2005 → Sep 22, 2015 (canceled)

Licensee
STEVEN M LINDEMANN

Address
529 Sunburst Court
Grand Junction, CO 81504
39.1203, -108.4885 (ZIP center) · Grid DM59sc · CQ 4 · ITU 7 · map ↗

FRN
0002988574

Last granted
Aug 29, 2015

Effective
Sep 22, 2015

Last action
Sep 22, 2015
FCC actions (5)
- Sep 22, 2015 — License canceled LICAN
- Aug 29, 2015 — License renewed LIREN
- Jun 18, 2015 — License modified LIMOD
- Jun 11, 2015 — Administrative update LIAUA
- Sep 2, 2005 — License renewed LIREN

Address history

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

Seen Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as KQ0S
STEVEN M LINDEMANN
4214 Vernal Circle, Colorado Springs, CO 80916
38.8247, -104.7363 (street) · Grid DM78pt · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 115 snapshots · as KB0UMO
STEVEN M LINDEMANN
529 Sunburst Court, Grand Junction, CO 81504
39.1203, -108.4885 (ZIP center) · Grid DM59sc · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KB0UMO
STEVEN M LINDEMANN
2165 BULA DR, COLORADO SPRINGS, CO 80915
38.8498, -104.7170 (ZIP center) · Grid DM78pu · CQ 4 · ITU 7 · map ↗

Previous holder: Thomas C Watkinson

Held AB0SL Oct 22, 2001 → Mar 7, 2002 · first licensed Oct 22, 2001 as AB0SL · 2 licenses · FRN 0005568548

W0AF Expired Amateur Extra · vanity Mar 7, 2002 → Mar 7, 2012 (expired)

Licensee
Thomas C Watkinson

Address
314 Dahlgren St
Warrenton, MO 63383
38.8044, -91.1937 (ZIP center) · Grid EM48jt · CQ 4 · ITU 7 · map ↗

FRN
0005568548

Previous call
AB0SL

Last granted
Mar 7, 2002

Effective
Mar 7, 2002

Last action
Mar 8, 2014
FCC actions (3)
- Mar 8, 2014 — License expired LIEXP
- Mar 7, 2002 — Vanity call sign granted VANGRT
- Mar 7, 2002 — License issued LIISS
AB0SL Canceled Amateur Extra Oct 22, 2001 → Mar 7, 2002 (canceled)

Licensee
Thomas C Watkinson

Address
314 Dahlgren St
Warrenton, MO 63383
38.8044, -91.1937 (ZIP center) · Grid EM48jt · CQ 4 · ITU 7 · map ↗

FRN
0005568548

Last granted
Oct 22, 2001

Effective
Oct 22, 2001

Last action
Mar 7, 2002
FCC actions (2)
- Mar 7, 2002 — License canceled LICAN
- Oct 22, 2001 — License issued LIISS

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 · 96 snapshots · as AB0SL
Thomas C Watkinson
314 Dahlgren St, Warrenton, MO 63383
38.8044, -91.1937 (ZIP center) · Grid EM48jt · CQ 4 · ITU 7 · map ↗

Others requesting AB0SL

1 application listed AB0SL as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 24, 2015	Oct 12, 2015	AD0QR · STEVEN M LINDEMANN · Grand Junction, CO	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AB0SL in the last 24 hours. They show up here within seconds of AB0SL beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.