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

NC4HI HAM

Amateur Extra class licensed since 2002 (24 yrs) NC4HI since 2025 · previously N4FLX Hatteras, NC grid FM25de 16 repeaters within 50 mi

🔒 Not available — currently licensed, through Aug 26, 2035. If it isn't renewed, it opens for vanity requests Aug 27, 2037.

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

📝 NC4HI has filed vanity applications before — latest filed Aug 6, 2025 · what was requested

Currently held by Robert M Nantz · 2 holders on record

Current holder: Robert M Nantz

Held NC4HI Aug 26, 2025 → present · first licensed Mar 12, 2002 as N4FLX · 2 licenses · FRN 0005372065

📦 Moved: Gastonia, NC → Hatteras, NC

NC4HI Active Amateur Extra · vanity Aug 26, 2025 → expires Aug 26, 2035

Licensee
Robert M Nantz

Address
Attn: Robert M Nantz
PO Box 27943
Po box 621
Hatteras, NC 27943
35.2078, -75.7172 (ZIP center) · Grid FM25de · CQ 5 · ITU 8 · map ↗

FRN
0005372065

Previous call
N4FLX (Advanced)

Last granted
Aug 26, 2025

Effective
Aug 4, 2026

Last action
Aug 4, 2026
FCC actions (3)
- Aug 4, 2026 — Administrative update LIAUA
- Aug 26, 2025 — Vanity call sign granted VANGRT
- Aug 26, 2025 — License issued LIISS
N4FLX Canceled Amateur Extra Mar 12, 2002 → Aug 26, 2025 (canceled)

Licensee
Robert M Nantz

Address
601 Wren Rd
Gastonia, NC 28056
35.2169, -81.1250 (ZIP center) · Grid EM95kf · CQ 5 · ITU 8 · map ↗

FRN
0005372065

Previous call
KA4AKV (Advanced)

Last granted
May 31, 2023

Effective
Aug 15, 2023

Last action
Aug 26, 2025
FCC actions (7)
- Aug 26, 2025 — License canceled LICAN
- Aug 15, 2023 — License modified LIMOD
- May 31, 2023 — License renewed LIREN
- Sep 5, 2019 — Administrative update LIAUA
- Dec 20, 2011 — License renewed LIREN
- Sep 14, 2004 — Administrative update LIAUA
- Mar 12, 2002 — License renewed LIREN

Address history

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

Seen Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as NC4HI
Robert M Nantz
Attn: Robert M Nantz
PO Box 27943
Po box 621, Hatteras, NC 27943
35.2078, -75.7172 (ZIP center) · Grid FM25de · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 → Oct 4, 2026 · 14 snapshots · as N4FLX
ROBERT M NANTZ
601 Wren Rd, Gastonia, NC 28056
35.2169, -81.1250 (ZIP center) · Grid EM95kf · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → May 6, 2019 · 35 snapshots · as N4FLX
ROBERT M NANTZ
2615 Ashbourne Drive, Gastonia, NC 28056
35.2169, -81.1250 (ZIP center) · Grid EM95kf · CQ 5 · ITU 8 · map ↗

Previous holder: Bradley S Mabe

Held NC4HI Sep 6, 2002 → Feb 7, 2004 · first licensed Jun 1, 2000 as KB4TWN · 6 licenses · FRN 0003218104

📦 Moved: Tuscaloosa, AL → Southport, NC

W4ILS Active Amateur Extra · vanity Jun 13, 2017 → expires Jun 13, 2027

Licensee
Bradley S Mabe

Address
Attn: Bradley S Mabe
1207 E. Moore St.
Southport, NC 28461
33.9334, -78.0071 (street) · Grid FM03xw · CQ 5 · ITU 8 · map ↗

FRN
0003218104

Previous call
KB4TWN (General)

Last granted
Jun 13, 2017

Effective
Feb 14, 2018

Last action
Feb 14, 2018
FCC actions (3)
- Feb 14, 2018 — Administrative update LIAUA
- Jun 13, 2017 — Vanity call sign granted VANGRT
- Jun 13, 2017 — License issued LIISS
📦 Moved: Annapolis, MD → Tuscaloosa, AL

KB4TWN Canceled Amateur Extra · vanity Jul 13, 2012 → Jun 13, 2017 (canceled)

Licensee
BRADLEY S MABE

Address
Attn: Bradley S Mabe
1612 Hamilton Lane
Tuscaloosa, AL 35404
33.2152, -87.4834 (ZIP center) · Grid EM63gf · CQ 4 · ITU 8 · map ↗

FRN
0003218104

Previous call
AI4TM (General)

Last granted
Jul 13, 2012

Effective
Dec 28, 2016

Last action
Jun 13, 2017
FCC actions (5)
- Jun 13, 2017 — License canceled LICAN
- Dec 28, 2016 — Administrative update LIAUA
- Oct 4, 2016 — Administrative update LIAUA
- Jul 13, 2012 — Vanity call sign granted VANGRT
- Jul 13, 2012 — License issued LIISS
📦 Moved: Charlotte, NC → Annapolis, MD

AI4TM Canceled Amateur Extra Feb 7, 2004 → Jul 13, 2012 (canceled)

Licensee
BRADLEY S MABE

Address
703 Riverview Terrace
Annapolis, MD 21401
38.9879, -76.5527 (ZIP center) · Grid FM18rx · CQ 5 · ITU 8 · map ↗

FRN
0003218104

Previous call
NC4CG (General)

Last granted
Feb 7, 2004

Effective
May 27, 2010

Last action
Jul 13, 2012
FCC actions (6)
- Jul 13, 2012 — License canceled LICAN
- May 27, 2010 — Administrative update LIAUA
- Jan 15, 2008 — Administrative update LIAUA
- Aug 15, 2007 — Administrative update LIAUA
- Feb 22, 2007 — Systematic call sign granted SYSGRT
- Feb 22, 2007 — License issued LIISS
NC4CG Canceled Amateur Extra · vanity Feb 7, 2004 → Feb 22, 2007 (canceled)

Licensee
BRADLEY S MABE

Address
3822 MOULTRIE ST
CHARLOTTE, NC 28209
35.1787, -80.8540 (ZIP center) · Grid EM95ne · CQ 5 · ITU 8 · map ↗

FRN
0003218104

Previous call
NC4HI (General)

Last granted
Feb 7, 2004

Effective
Feb 7, 2004

Last action
Feb 22, 2007
FCC actions (3)
- Feb 22, 2007 — License canceled LICAN
- Feb 7, 2004 — Vanity call sign granted VANGRT
- Feb 7, 2004 — License issued LIISS
NC4HI Canceled Amateur Extra · vanity Sep 6, 2002 → Feb 7, 2004 (canceled)

Licensee
BRADLEY S MABE

Address
3822 MOULTRIE ST
CHARLOTTE, NC 28209
35.1787, -80.8540 (ZIP center) · Grid EM95ne · CQ 5 · ITU 8 · map ↗

FRN
0003218104

Previous call
KB4TWN (General)

Last granted
Sep 6, 2002

Effective
Sep 6, 2002

Last action
Feb 7, 2004
FCC actions (3)
- Feb 7, 2004 — License canceled LICAN
- Sep 6, 2002 — Vanity call sign granted VANGRT
- Sep 6, 2002 — License issued LIISS
KB4TWN Canceled Amateur Extra Jun 1, 2000 → Sep 6, 2002 (canceled)

Licensee
BRADLEY S MABE

Address
3822 MOULTRIE ST
CHARLOTTE, NC 28209
35.1787, -80.8540 (ZIP center) · Grid EM95ne · CQ 5 · ITU 8 · map ↗

FRN
0003218104

Last granted
Jan 10, 2001

Effective
Sep 4, 2001

Last action
Sep 6, 2002
FCC actions (4)
- Sep 6, 2002 — License canceled LICAN
- Sep 4, 2001 — License modified LIMOD
- Jan 10, 2001 — License renewed LIREN
- Jun 1, 2000 — License modified LIMOD

Address history

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

Seen May 7, 2018 → Oct 4, 2026 · 17 snapshots · as W4ILS
Bradley S Mabe
Attn: Bradley S Mabe
1207 E. Moore St., Southport, NC 28461
33.9334, -78.0071 (street) · Grid FM03xw · CQ 5 · ITU 8 · map ↗
Seen Nov 4, 2016 → Oct 4, 2026 · 28 snapshots · as KB4TWN
BRADLEY S MABE
Attn: Bradley S Mabe
1612 Hamilton Lane, Tuscaloosa, AL 35404
33.2152, -87.4834 (ZIP center) · Grid EM63gf · CQ 4 · ITU 8 · map ↗
Seen Oct 17, 2011 → Oct 4, 2026 · 64 snapshots · as AI4TM
BRADLEY S MABE
703 Riverview Terrace, Annapolis, MD 21401
38.9879, -76.5527 (ZIP center) · Grid FM18rx · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 144 snapshots · as KB4TWN
BRADLEY S MABE
3822 MOULTRIE ST, CHARLOTTE, NC 28209
35.1787, -80.8540 (ZIP center) · Grid EM95ne · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 · 1 snapshot · as AI4TM
BRADLEY S MABE
1007 Hyde Park Dr., Annapolis, MD 21403
38.9421, -76.4896 (ZIP center) · Grid FM18sw · CQ 5 · ITU 8 · map ↗

Vanity applications filed by NC4HI

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Aug 6, 2025 Granted Aug 26, 2025 0011679738	N4FLX · Robert M Nantz · Amateur Extra 601 Wren Rd, Gastonia, NC 28056 35.2169, -81.1250 (ZIP center) · Grid EM95kf · CQ 5 · ITU 8 · map ↗	1.NC4HI ✓ granted	Granted got NC4HI
Filed Jan 20, 2004 Award date was Feb 7, 2004 0001585555	NC4HI · BRADLEY S MABE · Amateur Extra 3822 MOULTRIE ST, CHARLOTTE, NC 28209 35.1787, -80.8540 (ZIP center) · Grid EM95ne · CQ 5 · ITU 8 · map ↗	1.NC4CG held	Granted

Others requesting NC4HI

6 applications listed NC4HI as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 6, 2025	Aug 24, 2025	N4FLX · Robert M Nantz · Gastonia, NC	1	Granted
Aug 1, 2016	Aug 19, 2016	K4WLV · JOHN C WYATT JR · ASHEBORO, NC	5	Granted
Nov 12, 2014	Nov 30, 2014	KK4DMT · John O Benson · Rodanthe, NC	3	Granted
Jun 28, 2012	Jul 16, 2012	KK4EPT · TEMPIE S PLEMMONS · Leciester, NC	7	Granted
Oct 14, 2008	Nov 1, 2008	KJ4GCZ · Columbia Emergency Repeater Association · Swan Quarter, NC	8	Granted
Aug 19, 2002	Sep 6, 2002	KB4TWN · BRADLEY S MABE · CHARLOTTE, NC	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for NC4HI in the last 24 hours. They show up here within seconds of NC4HI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

16 repeaters within 50 miles of this ZIP code, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · center is the ZIP code (approximate) · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
2.3	K4OBX	Hatteras Village K4OBX EchoLink	444.7250	+5	TSQL 131.8	FM (analog)	EchoLink 2014	—	Hatteras Village, NC
11.1	K4OBX	Buxton K4OBX BM	146.6250	-0.6	CC1	DMR	BrandMeister 313768	—	Buxton, NC
11.1	K4OBX	Buxton K4OBX NC-PRN	444.0625	+5	CC1	DMR	NC-PRN	—	Buxton, NC
11.3	K4OBX	Buxton K4OBX EchoLink	145.1500	-0.6	TSQL 131.8	FM (analog)	EchoLink 2014	—	Buxton, NC
11.4	K4OBX	Buxton K4OBX IRLP	442.4250	+5	TSQL 100.0	FM (analog)	EchoLink 2003 IRLP 8536	—	Buxton, NC
11.4	K4OBX	Buxton K4OBX AllStar	444.9250	+5	TSQL 131.8	FM (analog)	AllStar 464291	—	Buxton, NC
16.3	K4OBX	Ocracoke K4OBX EchoLink	444.2250	+5	TSQL 131.8	FM (analog)	EchoLink 2014	—	Ocracoke, NC
24.9	K4OBX	Engelhard K4OBX	146.7150	-0.6	TSQL 131.8	FM (analog)		—	Engelhard, NC
25.4	WB4YNF	Middletown WB4YNF	224.1000	-1.6	TONE 131.8	FM (analog)		—	Middletown, NC
25.5	WB4YNF	Engelhard WB4YNF NC-PRN	442.4625	+5	CC1	DMR	NC-PRN	—	Engelhard, NC
25.5	WB4YNF	Engelhard WB4YNF	444.7500	+5	TSQL 131.8	FM (analog) (FM,C4FM)		—	Engelhard, NC
28.7	K4OBX	Waves K4OBX EchoLink	444.3250	+5	TSQL 131.8	FM (analog)	EchoLink 2014	—	Waves, NC
44.2	K4OBX	Nags Head Bodie K4OBX EchoLink	145.2900	-0.6	TONE 100.0	FM (analog)	EchoLink 2014	—	Nags Head, NC
44.2	K4OBX	Nags Head Bodie K4OBX AllStar	444.1250	+5	TSQL 100.0	FM (analog)	AllStar 47731 EchoLink 42704 IRLP 4270	—	Nags Head, NC
45.7	KD4KTO	Stacy KD4KTO	444.0000	+5	TONE 131.8	FM (analog)		—	Stacy, NC
47.0	K4OBX	Manteo SW tank K4OBX NC-PRN	444.9875	+5	CC1	DMR	NC-PRN	—	Manteo, NC