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

KS6J HAM

✅ Available for a vanity request — free since Sep 22, 2026.

2x1 call: only Amateur Extra licensees can request it. 2 pending applications already list it (first filed Sep 22, 2026) — see requests.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 4 holders on record · available since Sep 22, 2026

Previous holder: KARL P ROWLEY

Held KS6J Feb 9, 2024 → Sep 21, 2024 · first licensed Jun 25, 2002 as KG6MAW · 4 licenses · FRN 0007307937

AE6F Active Amateur Extra · vanity Sep 21, 2024 → expires Sep 21, 2034

Licensee
KARL P ROWLEY

Address
20 Mclean Place
SANTA CRUZ, CA 95060
37.0783, -122.1386 (street) · Grid CM87wb · CQ 3 · ITU 6 · map ↗

FRN
0007307937

Previous call
KS6J (General)

Last granted
Sep 21, 2024

Effective
Sep 21, 2024

Last action
Sep 21, 2024
FCC actions (2)
- Sep 21, 2024 — Vanity call sign granted VANGRT
- Sep 21, 2024 — License issued LIISS
KS6J Canceled Amateur Extra · vanity Feb 9, 2024 → Sep 21, 2024 (canceled)

Licensee
KARL P ROWLEY

Address
20 Mclean Place
SANTA CRUZ, CA 95060
37.0783, -122.1386 (street) · Grid CM87wb · CQ 3 · ITU 6 · map ↗

FRN
0007307937

Previous call
N6KAA (General)

Last granted
Feb 9, 2024

Effective
Feb 9, 2024

Last action
Sep 21, 2024
FCC actions (3)
- Sep 21, 2024 — License canceled LICAN
- Feb 9, 2024 — Vanity call sign granted VANGRT
- Feb 9, 2024 — License issued LIISS
N6KAA Canceled Amateur Extra · vanity Nov 14, 2023 → Feb 9, 2024 (canceled)

Licensee
KARL P ROWLEY

Address
20 Mclean Place
SANTA CRUZ, CA 95060
37.0783, -122.1386 (street) · Grid CM87wb · CQ 3 · ITU 6 · map ↗

FRN
0007307937

Previous call
KG6MAW (General)

Last granted
Nov 14, 2023

Effective
Nov 27, 2023

Last action
Feb 9, 2024
FCC actions (4)
- Feb 9, 2024 — License canceled LICAN
- Nov 27, 2023 — License modified LIMOD
- Nov 14, 2023 — Vanity call sign granted VANGRT
- Nov 14, 2023 — License issued LIISS
KG6MAW Canceled General Jun 25, 2002 → Nov 14, 2023 (canceled)

Licensee
KARL P ROWLEY

Address
20 Mclean Place
SANTA CRUZ, CA 95060
37.0783, -122.1386 (street) · Grid CM87wb · CQ 3 · ITU 6 · map ↗

FRN
0007307937

Last granted
Jul 22, 2022

Effective
Nov 13, 2023

Last action
Nov 14, 2023
FCC actions (6)
- Nov 14, 2023 — License canceled LICAN
- Nov 13, 2023 — License modified LIMOD
- Jul 22, 2022 — License renewed LIREN
- Jun 30, 2017 — Administrative update LIAUA
- Jul 26, 2012 — License renewed LIREN
- Jun 25, 2002 — License issued LIISS

Address history

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

Seen Sep 5, 2017 → Oct 4, 2026 · 54 snapshots · as KG6MAW
Karl P Rowley
20 MCLEAN PLACE, SANTA CRUZ, CA 95060
37.0783, -122.1386 (street) · Grid CM87wb · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → May 12, 2017 · 28 snapshots · as KG6MAW
Karl P Rowley
740 Cardigan Dr, Sunnyvale, CA 94087
37.3516, -122.0367 (ZIP center) · Grid CM87xi · CQ 3 · ITU 6 · map ↗

Previous holder: Jerry E Harper

Held KS6J Jan 21, 2012 → Jan 21, 2022 · first licensed Oct 20, 2011 as KJ6SBY · 2 licenses · FRN 0021221791

KS6J Expired Amateur Extra · vanity Jan 21, 2012 → Jan 21, 2022 (expired)

Licensee
Jerry E Harper

Address
191 N Parker St Apt A
Orange, CA 92868
33.7880, -117.8763 (ZIP center) · Grid DM13bs · CQ 3 · ITU 6 · map ↗

FRN
0021221791

Previous call
KJ6SBY (General)

Last granted
Jan 21, 2012

Effective
Jan 21, 2012

Last action
Jan 23, 2024
FCC actions (3)
- Jan 23, 2024 — License expired LIEXP
- Jan 21, 2012 — Vanity call sign granted VANGRT
- Jan 21, 2012 — License issued LIISS
KJ6SBY Canceled Amateur Extra Oct 20, 2011 → Jan 21, 2012 (canceled)

Licensee
Jerry E Harper

Address
191 N Parker St Apt A
Orange, CA 92868
33.7880, -117.8763 (ZIP center) · Grid DM13bs · CQ 3 · ITU 6 · map ↗

FRN
0021221791

Last granted
Oct 20, 2011

Effective
Dec 8, 2011

Last action
Jan 21, 2012
FCC actions (5)
- Jan 21, 2012 — License canceled LICAN
- Dec 8, 2011 — License modified LIMOD
- Nov 14, 2011 — License modified LIMOD
- Oct 20, 2011 — License issued LIISS
- Oct 20, 2011 — 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 Nov 10, 2011 → Oct 4, 2026 · 89 snapshots · as KJ6SBY
Jerry E Harper
191 N Parker St Apt A, Orange, CA 92868
33.7880, -117.8763 (ZIP center) · Grid DM13bs · CQ 3 · ITU 6 · map ↗

Previous holder: NOBUTAKA OKA

Held KS6J Dec 6, 2008 → Dec 29, 2009 · first licensed Nov 17, 2008 as AF6MR · 4 licenses · FRN 0018184986

W6DFN Active Amateur Extra · vanity Oct 1, 2021 → expires Oct 1, 2031

Licensee
NOBUTAKA OKA

Address
MR TAKASHIMA 3110 FEDERAL AVE
LOS ANGELES, CA 90066
34.0227, -118.4358 (street) · Grid DM04sa · CQ 3 · ITU 6 · map ↗

FRN
0018184986

Previous call
K3IS

Last granted
Oct 1, 2021

Effective
Oct 1, 2021

Last action
Oct 1, 2021
FCC actions (2)
- Oct 1, 2021 — Vanity call sign granted VANGRT
- Oct 1, 2021 — License issued LIISS
K3IS Canceled Amateur Extra · vanity Dec 29, 2009 → Oct 1, 2021 (canceled)

Licensee
NOBUTAKA OKA

Address
MR TAKASHIMA 3110 FEDERAL AVE
LOS ANGELES, CA 90066
34.0227, -118.4358 (street) · Grid DM04sa · CQ 3 · ITU 6 · map ↗

FRN
0018184986

Previous call
KS6J

Last granted
Oct 8, 2019

Effective
Sep 22, 2021

Last action
Oct 1, 2021
FCC actions (5)
- Oct 1, 2021 — License canceled LICAN
- Sep 22, 2021 — Administrative update LIAUA
- Oct 8, 2019 — License renewed LIREN
- Dec 29, 2009 — Vanity call sign granted VANGRT
- Dec 29, 2009 — License issued LIISS
KS6J Canceled Amateur Extra · vanity Dec 6, 2008 → Dec 29, 2009 (canceled)

Licensee
NOBUTAKA OKA

Address
MR TAKASHIMA 3110 FEDERAL AVE
LOS ANGELES, CA 90066
34.0227, -118.4358 (street) · Grid DM04sa · CQ 3 · ITU 6 · map ↗

FRN
0018184986

Previous call
AF6MR

Last granted
Dec 6, 2008

Effective
Dec 6, 2008

Last action
Dec 29, 2009
FCC actions (3)
- Dec 29, 2009 — License canceled LICAN
- Dec 6, 2008 — Vanity call sign granted VANGRT
- Dec 6, 2008 — License issued LIISS
AF6MR Canceled Amateur Extra Nov 17, 2008 → Dec 6, 2008 (canceled)

Licensee
NOBUTAKA OKA

Address
MR TAKASHIMA 3110 FEDERAL AVE
LOS ANGELES, CA 90066
34.0227, -118.4358 (street) · Grid DM04sa · CQ 3 · ITU 6 · map ↗

FRN
0018184986

Last granted
Nov 17, 2008

Effective
Nov 17, 2008

Last action
Dec 6, 2008
FCC actions (3)
- Dec 6, 2008 — License canceled LICAN
- Nov 17, 2008 — License issued LIISS
- Nov 17, 2008 — 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 May 27, 2010 → Oct 4, 2026 · 154 snapshots · as AF6MR
NOBUTAKA OKA
MR TAKASHIMA 3110 FEDERAL AVE, LOS ANGELES, CA 90066
34.0227, -118.4358 (street) · Grid DM04sa · CQ 3 · ITU 6 · map ↗

Previous holder: JAMES F O DONNELL

Held KS6J Oct 23, 1995 → Oct 23, 2005 · first licensed Oct 23, 1995 as KS6J · 1 license · no FRN on file (pre-2001 records)

KS6J Expired Amateur Extra Oct 23, 1995 → Oct 23, 2005 (expired)

Licensee
JAMES F O DONNELL

Address
1100 NEWPORT AVE UNIT 303
LONG BEACH, CA 90804
33.7817, -118.1484 (ZIP center) · Grid DM03ws · CQ 3 · ITU 6 · map ↗

Last granted
Oct 23, 1995

Effective
Oct 23, 1995

Last action
Oct 24, 2007
FCC actions (1)
- Oct 24, 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 → Oct 4, 2026 · 48 snapshots · as KS6J
JAMES F O DONNELL
1100 NEWPORT AVE UNIT 303, LONG BEACH, CA 90804
33.7817, -118.1484 (ZIP center) · Grid DM03ws · CQ 3 · ITU 6 · map ↗

Others requesting KS6J

21 applications listed KS6J as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 22, 2026	Oct 10, 2026 (on or after)	AC3OW · QIKAI WU · PITTSBURGH, PA	12	Pending
Sep 22, 2026	Oct 10, 2026 (on or after)	KF4JHG · JASON ROSEMEYER · Stuart, FL	4	Pending
Jan 25, 2024	Feb 12, 2024	KO6CSG · Brenton R Simon · Livermore, CA	1	Granted
Jan 22, 2024	Feb 9, 2024	N6KAA · KARL P ROWLEY · SANTA CRUZ, CA	1	Granted
Jan 6, 2012	Jan 24, 2012	WB6EMR · JAMES D ARMSTRONG JR · San Jose, CA	1	Granted
Jan 3, 2012	Jan 21, 2012	KJ6SBY · Jerry E Harper · Orange, CA	1	Granted
Dec 30, 2011	Jan 17, 2012	W4LVU · James L Nix · Seabrook, SC	2	Granted
Dec 29, 2011	Jan 16, 2012	KJ6SEP · John H Dydiw · Auburn, CA	1	Granted
Feb 14, 2011	Mar 4, 2011	KJ6MDJ · Klaus P Schreyack Jr · Redondo Beach, CA	1	Dismissed
Nov 18, 2008	Dec 6, 2008	AF6MR · NOBUTAKA OKA · LOS ANGELES, CA	2	Granted
Nov 17, 2008	Dec 5, 2008	KI6BBP · Thomas G Cowan · Mill Valley, CA	9	Granted
Sep 18, 2008	Oct 6, 2008	KI6PDE · Jesus G Espinoza · Watsonville, CA	3	Granted
Sep 11, 2008	Sep 29, 2008	AF6LT · Frank E YOUNG · Orange, CA	7	Granted
Aug 1, 2008	Aug 19, 2008	KD6OFY · William R Smith · Pleasanton, CA	9	Granted
May 13, 2008	May 31, 2008	K6AHB · James V Erickson · Vacaville, CA	12	Granted
May 2, 2008	May 20, 2008	KD6TLA · Brian M Sutin · Claremont, CA	4	Granted
Apr 24, 2008	May 12, 2008	KI6POR · Philip Raymond · Boulder Creek, CA	8	Granted
Mar 5, 2008	Mar 23, 2008	KI6NUJ · Siddhartha Jain · San Francisco, CA	16	Granted
Jan 16, 2008	Feb 3, 2008	KI6MIG · Toshiharu Sugiya · San Mateo, CA	2	Granted
Dec 18, 2007	Jan 5, 2008	KI6BDO · Kelley E Shelley · Susanville, CA	4	Granted
Nov 23, 2007	Dec 11, 2007	KI6MDR · Michael Geoghegan · Newport Beach, CA	3	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KS6J in the last 24 hours. They show up here within seconds of KS6J beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.