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

JOSEPH D FROHWITTER

FRN 0011141488 · first licensed Sep 11, 1996 as KA4DNI · 5 licenses on record

📝 FCC applications (7)

Received	File number	Service	Purpose	Status	Call
Feb 25, 2014	0006172940	HAM	Modification	Granted	N4AAM
Jan 11, 2012	0005025245	HAM	Modification	Granted	AK4MA
Jan 10, 2012	0005023528	HAM	Modification	Dismissed	AK4MA
Jan 9, 2012	0005021987	HAM	Modification	Dismissed	AK4MA
Aug 25, 2011	0004852727	HAM	Modification	Granted	W4FRO
Nov 5, 2004	0001925152	HAM	Administrative update	Granted	W4FRO
Jun 28, 2004	0001787868	HAM	Modification	Granted	KA4DNI

Complete licensing history

WO3F Expired Amateur Extra · vanity Mar 15, 2014 → Mar 15, 2024 (expired)

Licensee
JOSEPH D FROHWITTER

Address
317 White Oak Drive
Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗

FRN
0011141488

Previous call
N4AAM (General)

Last granted
Mar 15, 2014

Effective
Mar 15, 2014

Last action
Mar 17, 2026
FCC actions (3)
- Mar 17, 2026 — License expired LIEXP
- Mar 15, 2014 — Vanity call sign granted VANGRT
- Mar 15, 2014 — License issued LIISS
N4AAM Canceled Amateur Extra · vanity Jan 31, 2012 → Mar 15, 2014 (canceled)

Licensee
JOSEPH D FROHWITTER

Address
317 White Oak Drive
Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗

FRN
0011141488

Previous call
AK4MA (General)

Last granted
Jan 31, 2012

Effective
Jan 31, 2012

Last action
Mar 15, 2014
FCC actions (3)
- Mar 15, 2014 — License canceled LICAN
- Jan 31, 2012 — Vanity call sign granted VANGRT
- Jan 31, 2012 — License issued LIISS
AK4MA Canceled Amateur Extra Jul 16, 2004 → Jan 31, 2012 (canceled)

Licensee
JOSEPH D FROHWITTER

Address
317 White Oak Drive
Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗

FRN
0011141488

Previous call
W4FRO (General)

Last granted
Jul 16, 2004

Effective
Aug 25, 2011

Last action
Jan 31, 2012
FCC actions (3)
- Jan 31, 2012 — License canceled LICAN
- Aug 25, 2011 — Systematic call sign granted SYSGRT
- Aug 25, 2011 — License issued LIISS
📦 Moved: Virginia Beach, VA → Newport, NC

W4FRO Canceled Amateur Extra · vanity Jul 16, 2004 → Aug 25, 2011 (canceled)

Licensee
JOSEPH D FROHWITTER

Address
317 White Oak Drive
Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗

FRN
0011141488

Previous call
KA4DNI (General)

Last granted
Jul 16, 2004

Effective
Aug 25, 2011

Last action
Aug 25, 2011
FCC actions (4)
- Aug 25, 2011 — License canceled LICAN
- Nov 10, 2004 — Administrative update LIAUA
- Jul 16, 2004 — Vanity call sign granted VANGRT
- Jul 16, 2004 — License issued LIISS
KA4DNI Canceled General Sep 11, 1996 → Jul 16, 2004 (canceled)

Licensee
JOSEPH D FROHWITTER

Address
3013 ASHLAWN TER
VIRGINIA BEACH, VA 23452
36.8458, -76.0920 (ZIP center) · Grid FM16wu · CQ 5 · ITU 8 · map ↗

FRN
0011141488

Last granted
Sep 11, 1996

Effective
Sep 11, 1996

Last action
Jul 16, 2004
FCC actions (2)
- Jul 16, 2004 — License canceled LICAN
- Jun 29, 2004 — FCC action LTSFRN

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 · 175 snapshots · as W4FRO
JOSEPH D FROHWITTER
317 White Oak Drive, Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 49 snapshots · as KA4DNI
JOSEPH D FROHWITTER
3013 ASHLAWN TER, VIRGINIA BEACH, VA 23452
36.8458, -76.0920 (ZIP center) · Grid FM16wu · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

40 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
1.4	WA3JPY	Morehead City WA3JPY	53.0900	-1	TONE 162.2	FM (analog)		—	Morehead City, NC
1.4	W4YMI	Newport W4YMI	444.8250	+5	TSQL 88.5	FM (analog)		—	Newport, NC
1.4	WO3F	Newport Carteret WO3F	444.8250	+5	TSQL 88.5	FM (analog)		—	Newport, Carteret county, NC
4.6	K4GRW	Newport K4GRW IRLP	145.4500	-0.6	TONE 100.0	FM (analog)	IRLP 4903	—	Newport, NC
4.6	W4YMI	Newport W4YMI	444.9750	+5	CC1	DMR		—	Newport, NC
9.5	KD4RAA	Morehead City KD4RAA	146.8050	-0.6	TONE 88.5	FM (analog)		—	Morehead City, NC
15.0	KE4FHH	Swansboro Wtr KE4FHH	146.7600	-0.6	TSQL 88.5	FM (analog) (FM,P25)		—	Swansboro, NC
20.1	W4SLH	Oriental Pamlico W4SLH	147.2100	+0.6	TSQL 151.4	FM (analog)		—	Oriental, Pamlico county, NC
20.7	N4ONC	Oriental N4ONC NC4ES	147.2100	+0.6	TSQL 88.5	FM (analog) (DMR,FM)	EchoLink 458121 NC4ES FreeDMR	—	Oriental, NC
20.7	N4ONC	Oriental N4ONC	145.3900	-0.6	TSQL 100.0	FM (analog) (FM,C4FM)		—	Oriental, NC
21.1	KE4FHH	Hubert KE4FHH NC-PRN	441.8375	+5	CC1	DMR	NC-PRN	—	Hubert, NC
22.6	KN4FMV	New Bern KN4FMV BM	434.0000	+5	CC1	DMR	BrandMeister 3214399	—	New Bern, NC
24.5	WA3JPY	Grantsboro WMGV WA3JPY	145.2300	-0.6	TONE 85.4	FM (analog)		—	Grantsboro, NC
24.5	WA3JPY	Grantsboro WMGV WA3JPY	444.8750	+5	TONE 85.4	FM (analog)		—	Grantsboro, NC
24.5	WO3F	New Bern Craven WO3F	442.0750	+5	TSQL 100.0	FM (analog)		—	New Bern, Craven county, NC
24.6	W3WZN	New Bern W3WZN NC-PRN	444.1000	+5	CC1	DMR	NC-PRN	—	New Bern, NC
24.9	W4EWN	Pollocks Filling W4EWN EchoLink	146.6100	-0.6	TONE 100.0	FM (analog)	EchoLink 137970	—	Pollocksville, NC
25.0	W4EWN	New Bern W4EWN	442.0750	+5	TONE 100.0	FM (analog)		—	New Bern, NC
25.6	NC4ES	New Bern CEM Ctr NC4ES AllStar	444.6000	+5	CC1	DMR	AllStar 579850 EchoLink 919805	—	New Bern, NC
25.7	KE4FHH	Jacksonville KE4FHH	443.3125	+5	none	FM (analog) (FM,P25)		—	Jacksonville, NC
25.7	KE4FHH	Jacksonville KE4FHH	444.6750	+5	TSQL 88.5	FM (analog) (FM,P25)		—	Jacksonville, NC
26.5	KF4IXW	Grantsboro KF4IXW	145.2300	-0.6	TSQL 85.4	FM (analog)		—	Grantsboro, FM
26.5	KF4IXW	Grantsboro KF4IXW	444.8750	+5	TSQL 85.4	FM (analog)		—	Grantsboro, FM
27.2	KD4KTO	Stacy KD4KTO	444.0000	+5	TONE 131.8	FM (analog)		—	Stacy, NC
28.4	NC4ES	Florence Fire NC4ES AllStar	440.6625	+5	CC1	DMR	AllStar 579850 EchoLink 919805	—	Florence, NC
28.6	NC4ES	Jacksonville Ons NC4ES AllStar	440.7000	+5	CC1	DMR	AllStar 579850 EchoLink 919805 BrandMeister 311812	—	Jacksonville, NC
28.7	WD4FVO	Jacksonville Ons WD4FVO	145.1900	-0.6	TSQL 88.5	FM (analog)		—	Jacksonville, NC
28.8	KO4DQS	Jacksonville KO4DQS	440.6000	+5	none	D-STAR		—	Jacksonville, NC
29.5	NC4OC	Jacksonville NC4OC EchoLink	147.0000	-0.6	TSQL 88.5	FM (analog)	EchoLink 498102	—	Jacksonville, NC
32.7	NB4TV	Jacksonville EOC NB4TV AllStar	147.3900	+0.6	TSQL 131.8	FM (analog) (C4FM,FM)	IRLP 4179 AllStar 55373	—	Jacksonville, NC
33.7	KE4TZN Listed as KE4TZN-AUR	Aurora Nutrien KE4TZN WIRES-X	145.2700	-0.6	TSQL 131.8	FM (analog) (C4FM,FM)	WIRES-X 73767	—	Aurora, NC
33.7	KE4TZN	Aurora Nutrien KE4TZN NC-PRN	440.5500	+5	CC1	DMR	NC-PRN	—	Aurora, NC
38.7	KK4VBH	Richlands KK4VBH NC-PRN	443.9750	+5	CC1	DMR	NC-PRN	—	Richlands, NC
43.6	KO4CYN	Holly Ridge Pine KO4CYN AllStar	145.5100	simplex	TONE 100.0	FM (analog)	AllStar 464292	—	Holly Ridge, NC
47.5	NC4PC	Hampstead Topsai NC4PC EchoLink	443.5500	+5	TSQL 100.0	FM (analog)	EchoLink 261720	—	Hampstead, NC
48.2	K4BCH	Bath K4BCH	146.9550	-0.6	TSQL 131.8	FM (analog) (C4FM,FM)		—	Bath, NC
49.9	WA4DAN	Grifton WNCT WA4DAN	224.8400	-1.6	TONE 91.5	FM (analog)		—	Grifton, NC
49.9	K4BCH	Chocowinity WLGT K4BCH EchoLink	147.2550	+0.6	TSQL 131.8	FM (analog)	EchoLink 134078	—	Chocowinity, NC
50.0	W4NBR	Grifton WNCT W4NBR	146.6850	-0.6	TONE 88.5	FM (analog)		—	Grifton, NC
20.7	N4ONC offline	Oriental Kershaw N4ONC	444.3500	+5	TONE 88.5	FM (analog)		—	Oriental, NC

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 25, 2014 Award date was Mar 15, 2014 0006172940	N4AAM · JOSEPH D FROHWITTER · Amateur Extra 317 White Oak Drive, Newport, NC 28570 34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗	1.WO3F held by Brad Jordan until Aug 4, 2036 2.NS3O held by TODD W MARTIN until Aug 4, 2036 3.WO3J held by Thomas B Harding until Jul 11, 2034	Granted
Filed Jan 11, 2012 Award date was Jan 29, 2012 0005025245	AK4MA · JOSEPH D FROHWITTER · Amateur Extra 317 White Oak Drive, Newport, NC 28570 34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗	1.N4OO held by Robert B Wilcox until Feb 11, 2032 2.WI4E held by GUILLERMO GARCIA BARBON until Jan 10, 2032 3.N4AAM held by Mark A Harris until May 2, 2027 4.N4AAO held by Roscoe H Johnson III until Jul 4, 2027	Granted
Filed Jan 10, 2012 Award date was Jan 28, 2012 0005023528	AK4MA · JOSEPH D FROHWITTER · Amateur Extra 317 White Oak Drive, Newport, NC 28570 34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗	1.N4OO held by Robert B Wilcox until Feb 11, 2032	Dismissed
Filed Jan 9, 2012 Award date was Jan 27, 2012 0005021987	AK4MA · JOSEPH D FROHWITTER · Amateur Extra 317 White Oak Drive, Newport, NC 28570 34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗	1.A4MA	Dismissed
Filed Jun 28, 2004 Award date was Jul 16, 2004 0001787868	KA4DNI · JOSEPH D FROHWITTER · General 3013 ASHLAWN TER, VIRGINIA BEACH, VA 23452 36.8458, -76.0920 (ZIP center) · Grid FM16wu · CQ 5 · ITU 8 · map ↗	1.W4FRO held by Tyler J Froeming until Mar 29, 2032	Granted