N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

JAMES L DUFF

FRN 0009758053 · first licensed Jun 17, 1999 as K9TNT · 3 licenses on record

📝 FCC applications (6)

Received	File number	Service	Purpose	Status	Call
Feb 19, 2026	0011915398	HAM	Administrative update	Granted	AC8DG
Oct 30, 2017	0007976183	HAM	Renewal	Granted	AC8DG
Feb 23, 2009	0003746758	HAM	Modification	Granted	KD8HHW
May 29, 2008	0003454829	HAM	Administrative update	Granted	KD8HHW
Nov 26, 2007	0003238902	HAM	Modification	Granted	K9TNT
Oct 22, 2003	0001491142	HAM	Administrative update	Granted	K9TNT

Complete licensing history

AC8DG Active Amateur Extra Feb 23, 2009 → expires Jan 14, 2028

Licensee
JAMES L DUFF

Address
6971 N. Manitou Trail
Northport, MI 49670
45.0812, -85.6833 (street) · Grid EN75db · CQ 4 · ITU 8 · map ↗

FRN
0009758053

Previous call
KD8HHW (Technician)

Last granted
Oct 31, 2017

Effective
Feb 20, 2026

Last action
Feb 20, 2026
FCC actions (4)
- Feb 20, 2026 — Administrative update LIAUA
- Oct 31, 2017 — License renewed LIREN
- Feb 23, 2009 — Systematic call sign granted SYSGRT
- Feb 23, 2009 — License issued LIISS
📦 Moved: Leland, MI → Northport, MI

KD8HHW Canceled Amateur Extra Nov 27, 2007 → Feb 23, 2009 (canceled)

Licensee
JAMES L DUFF

Address
6971 N. Manitou Trail
Northport, MI 49670
45.0812, -85.6833 (street) · Grid EN75db · CQ 4 · ITU 8 · map ↗

FRN
0009758053

Previous call
K9TNT (Technician)

Last granted
Nov 27, 2007

Effective
Feb 23, 2009

Last action
Feb 23, 2009
FCC actions (5)
- Feb 23, 2009 — License canceled LICAN
- Jan 16, 2009 — Authorization printed AUTHPR
- May 30, 2008 — Administrative update LIAUA
- Nov 27, 2007 — Systematic call sign granted SYSGRT
- Nov 27, 2007 — License issued LIISS
K9TNT Canceled Technician Plus · vanity Jun 17, 1999 → Nov 27, 2007 (canceled)

Licensee
JAMES L DUFF

Address
PO Box 1084
302 S. Main
Leland, MI 49654
45.0098, -86.1363 (ZIP center) · Grid EN65wa · CQ 4 · ITU 8 · map ↗

FRN
0009758053

Last granted
Jun 17, 1999

Effective
Oct 23, 2003

Last action
Nov 27, 2007
FCC actions (2)
- Nov 27, 2007 — License canceled LICAN
- Oct 23, 2003 — Administrative update LIAUA

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 · 94 snapshots · as KD8HHW
JAMES L DUFF
6971 N. Manitou Trail, Northport, MI 49670
45.0812, -85.6833 (street) · Grid EN75db · CQ 4 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as K9TNT
JAMES L DUFF
PO Box 1084
302 S. Main, Leland, MI 49654
45.0098, -86.1363 (ZIP center) · Grid EN65wa · CQ 4 · ITU 8 · map ↗

Repeaters within 50 miles

49 repeaters within 50 miles of this address, 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 · 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
5.1	WD8DX	Northport WD8DX	147.2200	+0.6	TSQL 151.4	FM (analog)		—	Northport, MI
5.5	W8QPO	Leland W8QPO	146.9200	-0.6	TSQL 114.8	FM (analog)		—	Leland, MI
6.0	WD8DX	Lake Sheriff Dep WD8DX AllStar	147.1400	+0.6	TSQL 103.5	FM (analog)	AllStar 567757	—	Lake Leelanau, MI
7.1	N8OCX	Lake Leelanau N8OCX	442.2500	+5	TSQL 114.8	FM (analog)		—	Lake Leelanau, MI
15.5	N8DMH	Traver Fire Dept N8DMH AllStar	442.2875	+5	TSQL 114.8	FM (analog) (FM,C4FM)	AllStar 561472 WIRES-X 43032	—	Traverse City, MI
21.0	KF8KK	Glen Arbor KF8KK	444.7250	+5	TSQL 114.8	FM (analog) (FM,C4FM)		—	Glen Arbor, MI
21.1	W8TCM	Traverse City W8TCM AllStar	146.8600	-0.6	TSQL 114.8	FM (analog)	EchoLink 824031 AllStar 561472	—	Traverse City, MI
21.1	W8TCM	Traverse City W8TCM WIRES-X	442.5000	+5	none	FM (analog) (DMR,FM)	WIRES-X 21335 BrandMeister TGIF	—	Traverse City, MI
22.2	KD8OXV	Traverse City KD8OXV BM	443.3125	+5	none	D-STAR (DMR,DV)	BrandMeister 312241	—	Traverse City, MI
22.2	W8TVC	Traverse City W8TVC EchoLink	145.2700	-0.6	TONE 114.8	FM (analog)	EchoLink 56464	—	Traverse City, MI
22.2	W8QPO	Traverse City W8QPO	442.9000	+5	TONE 114.8	FM (analog) (C4FM,FM)		—	Traverse City, MI
22.2	KJ4KFJ	Traverse City KJ4KFJ	443.0000	+5	TONE 114.8	FM (analog)		—	Traverse City, MI
22.2	N8DMH	Trav Munson Med N8DMH AllStar	147.2600	+0.6	TSQL 114.8	FM (analog)	AllStar 554751	—	Traverse City, MI
22.3	N8DMH	Trav Munson Med N8DMH AllStar	444.3500	+5	TSQL 107.2	FM (analog) (C4FM,DMR,DV,FM)	AllStar 55475 EchoLink 766199 WIRES-X 09152 AllStar 554750 BrandMeister TGIF	—	Traverse City, MI
22.9	N8DMH	Traverse City N8DMH WIRES-X	146.9200	-0.6	DG-ID 00-00	Fusion (C4FM)	WIRES-X 74063	—	Traverse City, MI
24.1	N8CN	Traverse City N8CN AllStar	444.4000	+5	TSQL 114.8	FM (analog)	EchoLink 49686 AllStar 400312	—	Traverse City, MI
25.0	W8VPC	Bellaire W8VPC AllStar	146.6400	-0.6	TONE 100.0	FM (analog)	AllStar 404241	—	Bellaire, MI
25.8	KD8REH	Trave Mt Holiday KD8REH	146.9600	-0.6	TSQL 114.8	FM (analog)		—	Traverse City, MI
27.8	W8COL	East Jordan W8COL	147.2800	+0.6	TSQL 103.5	FM (analog)		—	East Jordan, MI
29.5	KC8NVG	East Jordan KC8NVG	147.3600	+0.6	none	FM (analog)		—	East Jordan, MI
29.5	no call listed	East Jordan Michigan	147.3600	+0.6	TONE 114.8	FM (analog)		—	East Jordan, MI
30.8	N8RDC	East Jordan Rave N8RDC	442.0000	+5	TONE 114.8	FM (analog)		—	East Jordan, MI
32.8	K8WQK	Mancelona K8WQK	147.3800	+0.6	TONE 107.2	FM (analog)		—	Mancelona, MI
34.3	K8WQK	Mancelona K8WQK WIRES-X	442.8000	+5	TONE 110.9	FM (analog) (C4FM,FM)	WIRES-X 21335	—	Mancelona, MI
34.5	W8KAL	Kalkaska W8KAL	52.8200	-0.5	none	FM (analog)		—	Kalkaska, MI
34.5	AA8ZV	Kalkaska AA8ZV	147.3000	+0.6	TONE 123.0	FM (analog)		—	Kalkaska, MI
34.9	KD8REH	Kingsley KD8REH BM	443.3500	+5	CC1	DMR	BrandMeister TGIF	—	Kingsley, MI
37.4	KG8CW	Beulah KG8CW WIRES-X	147.0400	+0.6	DG-ID 00-00	Fusion (C4FM)	WIRES-X 99849	—	Beulah, MI
40.4	NM8ES	Elmira NM8ES	145.3200	-0.6	none	D-STAR		—	Elmira, MI
40.4	NM8ES	Elmira NM8ES	444.1125	+5	none	D-STAR		—	Elmira, MI
40.8	W8QPO	Petoskey W8QPO	442.1500	+5	TSQL 114.8	FM (analog) (FM,C4FM)		—	Petoskey, MI
41.3	W8BNZ	Honor Crystal W8BNZ	147.0400	+0.6	TSQL 114.8	FM (analog) (FM,C4FM)		—	Honor, MI
41.5	K8BCW	Harbor Springs K8BCW BM	441.5000	+5	CC1	DMR	BrandMeister 3218866	—	Harbor Springs, MI
41.6	KB8SVJ	Thompsonville KB8SVJ AllStar	147.3400	+0.6	TSQL 114.8	FM (analog)	AllStar 567758	—	Thompsonville, MI
42.5	W8CCE	Petoskey W8CCE BM	443.3750	+5	none	D-STAR (C4FM,DMR,DV,P25)	BrandMeister 312066 TGIF	—	Petoskey, MI
42.5	W8CCE	Petoskey W8CCE AllStar	145.1900	-0.6	TSQL 103.5	FM (analog)	AllStar 567750	—	Petoskey, MI
42.6	W8NSA	Petoskey W8NSA AllStar	442.6750	+5	TONE 123.0	FM (analog)	AllStar 27739	—	Petoskey, MI
43.4	W8QPO	Sherman W8QPO WIRES-X	147.1000	+0.6	TSQL 114.8	FM (analog) (C4FM,FM)	WIRES-X 21335	—	Sherman, MI
44.2	W8GQN	Stutsmanville W8GQN IRLP	146.6800	-0.6	TSQL 110.9	FM (analog)	IRLP 4450	—	Stutsmanville, MI
44.2	WB8DEL	Stutsmanville WB8DEL MARC	224.5600	-1.6	TONE 100.0	FM (analog) (DMR,FM)	DMR-MARC	—	Stutsmanville, MI
44.6	K7IOU	Gaylord K7IOU IRLP	224.7400	-1.6	TONE 136.5	FM (analog)	EchoLink 22474 IRLP 3033	—	Gaylord, MI
46.1	W8FIK	TRAVERSE CITY W8FIK BM	438.5500	-5	CC1	DMR	BrandMeister 3210934	—	TRAVERSE CITY, MI
49.4	NM8RC	Gaylord NM8RC EchoLink	146.8200	-0.6	TONE 118.8	FM (analog)	EchoLink 728606	—	Gaylord, MI
49.4	KD8QCC	Gaylord KD8QCC	444.0375	+5	none	D-STAR		—	Gaylord, MI
49.7	N8JNA	Gaylord N8JNA WIRES-X	147.1200	+0.6	TSQL 151.4	FM (analog) (C4FM,FM)	WIRES-X 21335 WIRES-X 93652	—	Gaylord, MI
21.0	WI0OK offline	Greilickville WI0OK	145.3600	-0.6	none	D-STAR		—	Greilickville, MI
37.7	W8BNZ offline	Benzonia W8BNZ	442.6000	+5	TSQL 100.0	FM (analog) (FM,C4FM)		—	Benzonia, MI
41.2	W8BNZ offline	Frankfort W8BNZ	442.2000	+5	TSQL 114.8	FM (analog)		—	Frankfort, MI
42.5	W8CCE offline	Mackinaw City W8CCE	444.3750	+5	CC?	DMR		—	Mackinaw City, MI