N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

AI6K HAM

⏳ Not available yet — opens for vanity requests Sep 2, 2028, two years after the license was canceled (Sep 1, 2026).

2x1 call: only Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Aug 28, 2026 · eQSL AG member · QRZ · HamQTH

Not currently held · 2 holders on record

Previous holder: David S Berkompas

Held AI6K Jul 16, 2010 → Sep 1, 2026 · first licensed Nov 2, 2001 as N8RRV · 3 licenses · FRN 0005239397

N5BA Active Amateur Extra · vanity Sep 1, 2026 → expires Sep 1, 2036

Licensee
David S Berkompas

Address
2016 Woodlawn Trail
Prosper, TX 75078
33.2389, -96.8458 (street) · Grid EM13nf · CQ 4 · ITU 7 · map ↗

FRN
0005239397

Previous call
AI6K (General)

Last granted
Sep 1, 2026

Effective
Sep 1, 2026

Last action
Sep 1, 2026
FCC actions (2)
- Sep 1, 2026 — Vanity call sign granted VANGRT
- Sep 1, 2026 — License issued LIISS
📦 Moved: Tracy, CA → Prosper, TX

AI6K Canceled Amateur Extra · vanity Jul 16, 2010 → Sep 1, 2026 (canceled)

Licensee
David S Berkompas

Address
2016 Woodlawn Trail
Prosper, TX 75078
33.2389, -96.8458 (street) · Grid EM13nf · CQ 4 · ITU 7 · map ↗

FRN
0005239397

Previous call
N8RRV (General)

Last granted
Apr 28, 2020

Effective
Jul 8, 2022

Last action
Sep 1, 2026
FCC actions (8)
- Sep 1, 2026 — License canceled LICAN
- Jul 8, 2022 — Administrative update LIAUA
- Apr 28, 2020 — License renewed LIREN
- Sep 10, 2019 — Administrative update LIAUA
- Feb 9, 2011 — Administrative update LIAUA
- Dec 9, 2010 — Administrative update LIAUA
- Jul 16, 2010 — Vanity call sign granted VANGRT
- Jul 16, 2010 — License issued LIISS
N8RRV Canceled Amateur Extra Nov 2, 2001 → Jul 16, 2010 (canceled)

Licensee
David S Berkompas

Address
1735 Birchwood Ln
Tracy, CA 95376
37.7368, -121.4340 (ZIP center) · Grid CM97gr · CQ 3 · ITU 6 · map ↗

FRN
0005239397

Last granted
Nov 2, 2001

Effective
Feb 19, 2010

Last action
Jul 16, 2010
FCC actions (9)
- Jul 16, 2010 — License canceled LICAN
- Feb 19, 2010 — Administrative update LIAUA
- Jul 14, 2008 — License modified LIMOD
- Aug 11, 2007 — Administrative update LIAUA
- Mar 23, 2005 — Administrative update LIAUA
- Aug 2, 2003 — License modified LIMOD
- Feb 4, 2002 — License modified LIMOD
- Nov 6, 2001 — License modified LIMOD
- Nov 2, 2001 — License renewed LIREN

Address history

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

Seen Apr 27, 2024 → Oct 4, 2026 · 14 snapshots · as AI6K
David S Berkompas
2016 Woodlawn Trail, Prosper, TX 75078
33.2389, -96.8458 (street) · Grid EM13nf · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as N8RRV
David S Berkompas
1735 Birchwood Ln, Tracy, CA 95376
37.7368, -121.4340 (ZIP center) · Grid CM97gr · CQ 3 · ITU 6 · map ↗
Seen Apr 16, 2022 · 1 snapshot · as AI6K
David S Berkompas
1579 Frankfurt Way, Livermore, CA 94550
37.5200, -121.5756 (ZIP center) · Grid CM97fm · CQ 3 · ITU 6 · map ↗
Seen Oct 17, 2011 → May 6, 2019 · 33 snapshots · as AI6K
David S Berkompas
1223 Shoreline Loop, San Ramon, CA 94582
37.7653, -121.9154 (ZIP center) · Grid CM97bs · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N8RRV
David S Berkompas
5268 Trophy Drive, Suisun City, CA 94534-4055
38.2419, -122.1183 (ZIP center) · Grid CM88wf · CQ 3 · ITU 6 · map ↗

Previous holder: JEFFREY S HILLMANN

Held AI6K May 4, 2000 → Jun 21, 2008 · first licensed May 4, 2000 as AI6K · 4 licenses · FRN 0001921782

N4WZ Active Amateur Extra · vanity Dec 16, 2008 → expires Dec 16, 2028

Licensee
JEFFREY S HILLMANN

Address
18990 SE County Line Rd
Tequesta, FL 33469
26.9733, -80.1091 (street) · Grid EL96wx · CQ 5 · ITU 8 · map ↗

FRN
0001921782

Previous call
AK4JH

Last granted
Sep 20, 2018

Effective
Sep 20, 2018

Last action
Sep 20, 2018
FCC actions (4)
- Sep 20, 2018 — License renewed LIREN
- Aug 28, 2018 — Administrative update LIAUA
- Dec 16, 2008 — Vanity call sign granted VANGRT
- Dec 16, 2008 — License issued LIISS
AK4JH Canceled Amateur Extra · vanity Jul 22, 2008 → Dec 16, 2008 (canceled)

Licensee
JEFFREY S HILLMANN

Address
18990 SE County Line Rd
Tequesta, FL 33469
26.9733, -80.1091 (street) · Grid EL96wx · CQ 5 · ITU 8 · map ↗

FRN
0001921782

Previous call
AJ4JK

Last granted
Jul 22, 2008

Effective
Jul 22, 2008

Last action
Dec 16, 2008
FCC actions (3)
- Dec 16, 2008 — License canceled LICAN
- Jul 22, 2008 — Vanity call sign granted VANGRT
- Jul 22, 2008 — License issued LIISS
AJ4JK Canceled Amateur Extra May 4, 2000 → Jul 22, 2008 (canceled)

Licensee
JEFFREY S HILLMANN

Address
18990 SE County Line Rd
Tequesta, FL 33469
26.9733, -80.1091 (street) · Grid EL96wx · CQ 5 · ITU 8 · map ↗

FRN
0001921782

Previous call
AI6K

Last granted
May 4, 2000

Effective
Jun 21, 2008

Last action
Jul 22, 2008
FCC actions (3)
- Jul 22, 2008 — License canceled LICAN
- Jun 21, 2008 — Systematic call sign granted SYSGRT
- Jun 21, 2008 — License issued LIISS
AI6K Canceled Amateur Extra May 4, 2000 → Jun 21, 2008 (canceled)

Licensee
JEFFREY S HILLMANN

Address
18990 SE County Line Rd
Tequesta, FL 33469
26.9733, -80.1091 (street) · Grid EL96wx · CQ 5 · ITU 8 · map ↗

FRN
0001921782

Last granted
May 4, 2000

Effective
Jun 21, 2008

Last action
Jun 21, 2008
FCC actions (2)
- Jun 21, 2008 — License canceled LICAN
- May 4, 2000 — 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 · 188 snapshots · as AI6K
JEFFREY S HILLMANN
18990 SE County Line Rd, Tequesta, FL 33469
26.9733, -80.1091 (street) · Grid EL96wx · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as AI6K
JEFFREY S HILLMANN
356 GOLFVIEW RD #1103, NORTH PALM BEACH, FL 33408
26.8409, -80.0521 (ZIP center) · Grid EL96xu · CQ 5 · ITU 8 · map ↗

Others requesting AI6K

2 applications listed AI6K as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 28, 2010	Jul 16, 2010	K4YEP · Jeffrey S Kohl · Walnut Creek, CA	2	Granted
Jun 28, 2010	Jul 16, 2010	N8RRV · David S Berkompas · Tracy, CA	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AI6K in the last 24 hours. They show up here within seconds of AI6K beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.