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

David N Helman

FRN 0021171699 · first licensed Sep 23, 2011 as KD0PPQ · 2 licenses on record

📻 GMRS licenses on this FRN

GMRS call	Status	Name	Location	Granted	Expires
WQTA574	Expired	David N Helman	Madison, WI	Dec 19, 2013	Dec 19, 2018

📝 FCC applications (15)

Received	File number	Service	Purpose	Status	Call
Feb 12, 2026	0011906745	HAM	Administrative update	Granted	WD7I
Sep 8, 2021	0009698674	HAM	Renewal	Granted	WD7I
Nov 3, 2017	0007983222	HAM	Modification	Dismissed	WD7I
Sep 27, 2017	0007940592	HAM	Administrative update	Granted	WD7I
Sep 21, 2017	0007934129	HAM	Modification	Dismissed	WD7I
Sep 12, 2017	0007923082	HAM	Administrative update	Granted	WD7I
Jul 20, 2017	0007860374	HAM	Modification	Dismissed	WD7I
Aug 11, 2014	0006418192	HAM	Modification	Dismissed	WD7I
Dec 18, 2013	0006061262	GMRS	New license	Granted
Feb 15, 2012	0005075518	HAM	Administrative update	Granted	WD7I
Nov 18, 2011	0004958659	HAM	Modification	Granted	KD0PPQ
Oct 25, 2011	0004925818	HAM	Modification	Dismissed	KD0PPQ
Oct 7, 2011	0004904883	HAM	Modification	Dismissed	KD0PPQ
Oct 7, 2011	0004904849	HAM	Modification	Granted	KD0PPQ
Sep 23, 2011	0004885209	HAM	New license	Granted	KD0PPQ

Complete licensing history

📦 Moved: Coralville, IA → Madison, WI

WD7I Active Amateur Extra · vanity Dec 6, 2011 → expires Dec 6, 2031

Licensee
David N Helman

Address
2868 DOROTHY DR
MADISON, WI 53711
43.0032, -89.3479 (street) · Grid EN53ha · CQ 4 · ITU 8 · map ↗

FRN
0021171699

Previous call
KD0PPQ (General)

Last granted
Sep 9, 2021

Effective
Feb 13, 2026

Last action
Feb 13, 2026
FCC actions (7)
- Feb 13, 2026 — Administrative update LIAUA
- Sep 9, 2021 — License renewed LIREN
- Sep 28, 2017 — Administrative update LIAUA
- Sep 13, 2017 — Administrative update LIAUA
- Feb 16, 2012 — Administrative update LIAUA
- Dec 6, 2011 — Vanity call sign granted VANGRT
- Dec 6, 2011 — License issued LIISS
KD0PPQ Canceled Amateur Extra Sep 23, 2011 → Dec 6, 2011 (canceled)

Licensee
David N Helman

Address
2163 Dempster Dr
Coralville, IA 52241
41.6972, -91.5975 (ZIP center) · Grid EN41eq · CQ 4 · ITU 7 · map ↗

FRN
0021171699

Last granted
Sep 23, 2011

Effective
Oct 7, 2011

Last action
Dec 6, 2011
FCC actions (4)
- Dec 6, 2011 — License canceled LICAN
- Oct 7, 2011 — License modified LIMOD
- Sep 23, 2011 — License issued LIISS
- Sep 23, 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 Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as WD7I
David N Helman
2868 DOROTHY DR, MADISON, WI 53711
43.0032, -89.3479 (street) · Grid EN53ha · CQ 4 · ITU 8 · map ↗
Seen Oct 17, 2011 → Oct 4, 2026 · 46 snapshots · as KD0PPQ
David N Helman
2163 Dempster Dr, Coralville, IA 52241
41.6972, -91.5975 (ZIP center) · Grid EN41eq · CQ 4 · ITU 7 · map ↗
Seen Nov 11, 2017 → Sep 25, 2025 · 17 snapshots · as WD7I
David N Helman
1471 Beacon Street, Apt 7, Brookline, MA 02446
42.3435, -71.1222 (ZIP center) · Grid FN42ki · CQ 5 · ITU 8 · map ↗
Seen May 28, 2012 → Sep 5, 2017 · 25 snapshots · as WD7I
David N Helman
2868 Dorothy Drive, Madison, WI 53711
43.0113, -89.4093 (ZIP center) · Grid EN53ha · CQ 4 · ITU 8 · map ↗

Repeaters within 50 miles

106 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
4.1	KA9VDU	Fitchburg QTH KA9VDU	444.0000	+5	TSQL 123.0	FM (analog)		—	Fitchburg, WI
5.3	N9EM	Madison N9EM AllStar	442.5500	+5	TSQL 123.0	FM (analog)	AllStar 42975	—	Madison, WI
5.5	WD8DAS	Madison UW WD8DAS	53.1500	-1	TSQL 123.0	FM (analog)		—	Madison, WI
5.5	WD8DAS	Madison WD8DAS	224.1800	-1.6	none	FM (analog)		—	Madison, WI
5.5	W9RCG	Madison W9RCG ChicagoLan	442.5750	+5	CC9	DMR	ChicagoLand	—	Madison, WI
5.6	K9QB	Madison Mifflin K9QB	927.3375	-25	TSQL 123.0	FM (analog) (FM,P25)		—	Madison, WI
5.8	W9YT	Madison UW Engr W9YT EchoLink	443.6000	+5	TSQL 123.0	FM (analog) (DMR,FM)	EchoLink 520577 BrandMeister 310173	—	Madison, WI
5.9	W9YT	Madison W9YT	146.6850	-0.6	TSQL 123.0	FM (analog)		—	Madison, WI
6.2	W9HSY	Madison Univ W9HSY	146.7600	-0.6	TSQL 123.0	FM (analog)		—	Madison, WI
6.7	WI9HF	Madison AFC Hosp WI9HF	443.7750	+5	TSQL 123.0	FM (analog) (C4FM,FM)		—	Madison, WI
7.1	KD9YTA	Madison KD9YTA BM	433.1500	+5	CC1	DMR	BrandMeister 3202129	—	Madison, WI
7.2	N3IVK	Madison N3IVK MARC	444.0750	+5	CC1	DMR	DMR-MARC	—	Madison, WI
7.3	N9GMT	Madison N9GMT FM38	444.4750	+5	TSQL 123.0	FM (analog)	AllStar 2495 AllStar 45797 FM38 🗓 4 nets	4 nets	Madison, WI
7.4	WI9WIN	Madison WKOW-TV2 WI9WIN WIN	441.4000	+5	TSQL 123.0	FM (analog)	WIN	—	Madison, WI
7.4	WB9RSQ	Madison WKOW WB9RSQ AllStar	224.1600	-1.6	TSQL 123.0	FM (analog)	AllStar 50633	—	Madison, WI
7.8	W9HSY	Madison WMTV W9HSY AllStar	147.1500	+0.6	TSQL 123.0	FM (analog)	AllStar 67384 🗓 2 nets	2 nets	Madison, WI
7.8	W9HSY	Madison WMTV W9HSY	145.3050	-0.6	none	D-STAR		—	Madison, WI
8.1	W4EBO	Pleasant Springs W4EBO BM	442.1250	+5	CC9	DMR	BrandMeister 315512001	—	Pleasant Springs, EN, WI
9.4	KG9NI	Stoughton KG9NI BM	438.4500	-5	CC1	DMR	BrandMeister 320308040	—	Stoughton, WI
9.5	N9KAN	Madison Home QTH N9KAN	53.0700	-1	TSQL 103.5	FM (analog)		—	Madison, WI
10.1	N9BDR	Madison Candelab N9BDR	444.3750	+5	TSQL 123.0	FM (analog)	🗓 1 net	1 net	Madison, WI
10.3	K9QB	Brooklyn K9QB	145.1700	-0.6	TSQL 123.0	FM (analog)		—	Brooklyn, WI
10.3	K9QB	Brooklyn K9QB AllStar	224.0600	-1.6	TSQL 123.0	FM (analog)	AllStar 42130	—	Brooklyn, WI
10.3	K9QB	Brooklyn K9QB	53.1900	-1	TSQL 123.0	FM (analog)		—	Brooklyn, WI
10.4	K9QB	Brooklyn K9QB	29.6500	-0.1	TSQL 123.0	FM (analog)		—	Brooklyn, WI
12.7	KB9DRZ	Madison Empire KB9DRZ	444.5750	+5	TSQL 123.0	FM (analog)		—	Madison, WI
12.8	W9EXW	Sun Prairie W9EXW BM	439.5500	in 432.5500	CC1	DMR	BrandMeister 317132002	—	Sun Prairie, WI
13.7	N9KAN	Madison Timberli N9KAN	443.4000	+5	TSQL 123.0	FM (analog)		—	Madison, WI
13.7	WR9ABE	Madison Dane Co WR9ABE	146.9400	-0.6	TSQL 123.0	FM (analog)		—	Madison, WI
14.3	WB9RSQ	Town L0C4T0R WB9RSQ BM	434.8000	+5	CC1	DMR	BrandMeister 3176657	—	Town, L0C4T0R, WI
14.4	WB9RSQ	Evansville WB9RSQ AllStar	442.3250	+5	none	D-STAR (C4FM,DV)	AllStar 41822 EchoLink 337985 IRLP 8625	—	Evansville, WI
16.2	W9BSD	DeForest W9BSD BM	423.0250	+5	CC13	DMR	BrandMeister 322626501	—	DeForest, WI
16.4	N9GMT	Cambridge N9GMT FM38	443.0000	+5	TSQL 123.0	FM (analog)	AllStar 2495 FM38 🗓 4 nets	4 nets	Cambridge, WI
16.5	WE9COM	Cambridge Muni WE9COM	147.3600	+0.6	TSQL 123.0	FM (analog)		—	Cambridge, WI
18.1	KD9KPT	Edgerton KD9KPT	442.3000	+5	none	D-STAR		—	Edgerton, WI
18.2	KC9FNM	Madison Zimmerma KC9FNM	145.3700	-0.6	TSQL 123.0	FM (analog)	🗓 1 net	1 net	Madison, WI
20.4	WI9WIN	Edgerton WSJY-FM WI9WIN	442.3000	+5	TSQL 123.0	FM (analog)		—	Edgerton, WI
22.8	KC9HEA	Arlington N KC9HEA	443.3500	+5	TSQL 123.0	FM (analog)		—	Arlington, WI
24.0	WB9SHS	Janesville Rock WB9SHS	444.7500	+5	TSQL 123.0	FM (analog)	🗓 1 net	1 net	Janesville, WI
24.1	KC9KUM	Janesville Crown KC9KUM BM	443.2250	+5	TSQL 123.0	FM (analog) (DMR,FM)	BrandMeister 314397	—	Janesville, WI
24.2	WB9SHS	Janesville Rock WB9SHS	145.4500	-0.6	TSQL 123.0	FM (analog)		—	Janesville, WI
24.4	W9BG	Blancha N9MW QTH W9BG	444.7750	+5	TSQL 123.0	FM (analog)		—	Blanchardville, WI
27.0	K9FRY	Janesville K9FRY	147.0750	+0.6	TSQL 123.0	FM (analog)		—	Janesville, WI
27.3	W9MQB	Jefferson W9MQB	145.4900	-0.6	TONE 123.0	FM (analog)		—	Jefferson, WI
27.7	AB9KL	Jefferson JP QTH AB9KL	444.9000	+5	TSQL 123.0	FM (analog)		—	Jefferson, WI
27.7	KE9DYN	Janesville KE9DYN ChicagoLa	440.7812	+5	CC8	DMR	ChicagoLand	—	Janesville, WI
27.8	no call listed	Janesville FM38	443.6250	+5	TONE 123.0	FM (analog)	FM38 🗓 4 nets	4 nets	Janesville, WI
27.8	no call listed	Barneveld Wisconsin	444.0500	+5	TONE 123.0	FM (analog)	🗓 1 net	1 net	Barneveld, WI
28.0	KD9LVQ	Prairie du Sac KD9LVQ BM	147.7700	-0.6	CC9	DMR	BrandMeister 312689	—	Prairie du Sac, WI
28.1	KD9VBX	Janesville WI9HF KD9VBX ChicagoLa	440.7812	+5	CC8	DMR	ChicagoLand	—	Janesville, WI
28.1	WI9HF	Janesville WI9HF EchoLink	440.9500	+5	TSQL 123.0	FM (analog)	EchoLink 622925	—	Janesville, WI
28.5	K9GJN	Janesville K9GJN WIRES-X	146.7150	-0.6	DG-ID 00-00	Fusion (C4FM)	WIRES-X 11869	—	Janesville, WI
28.7	N9KXX	Prairie Du Sac N9KXX	444.2500	+5	TSQL 123.0	FM (analog)		—	Prairie Du Sac, WI
30.7	W9MUP	Monroe W9MUP	927.4000	-25	TSQL 123.0	FM (analog)		—	Monroe, WI
30.7	W9FN	Monroe W9MUP 1-A W9FN	224.9200	-1.6	TSQL 123.0	FM (analog)		—	Monroe, WI
30.7	W9MUP	Monroe W9MUP	443.5250	+5	TSQL 123.0	FM (analog) (C4FM,FM)		—	Monroe, WI
30.7	W9MUP	Monroe W9MUP	147.3450	+0.6	TSQL 123.0	FM (analog)		—	Monroe, WI
30.7	W9MUP	Monroe W9MUP	52.9700	in 51.2700	TSQL 123.0	FM (analog)		—	Monroe, WI
31.4	K9TSU	Monroe K9TSU	147.3450	+0.6	TSQL 123.0	FM (analog) (FM,C4FM,P25)		—	Monroe, WI
31.6	WI9WIN	Hollandale W.I.N WI9WIN	444.5500	+5	TSQL 123.0	FM (analog)		—	Hollandale, WI
31.7	WI9WIN	Hollandale W.I.N WI9WIN	147.2850	+0.6	none	D-STAR		—	Hollandale, WI
32.6	K9LUK	Watertown Vangua K9LUK WIN	145.1900	-0.6	TSQL 123.0	FM (analog)	WIN	—	Watertown, WI
32.6	W9TTN	Watertown Vangar W9TTN	440.1500	+5	none	D-STAR		—	Watertown, WI
33.1	N9BDR	Baraboo WOLX N9BDR	443.5750	+5	TSQL 123.0	FM (analog)		—	Baraboo, WI
33.1	N9GMT	Baraboo WOLX FM N9GMT FM38	444.5000	+5	TSQL 123.0	FM (analog)	AllStar 2495 FM38 🗓 4 nets	4 nets	Baraboo, WI
33.1	WR9ABE	Baraboo WOLX FM WR9ABE	146.8800	-0.6	TSQL 123.0	FM (analog)		—	Baraboo, WI
33.3	WI9WIN	Baraboo Scott WI9WIN WIN	443.9000	+5	TONE 77.0	FM (analog)	WIN	—	Baraboo, WI
33.3	WB9FDZ	Baraboo Pointon WB9FDZ AllStar	147.3150	+0.6	TSQL 123.0	FM (analog)	AllStar 27727 EchoLink 553369	—	Baraboo, WI
33.3	WB9FDZ	Baraboo Pointon WB9FDZ	145.3150	-0.6	none	D-STAR		—	Baraboo, WI
33.4	WI9WIN	Watertown WI9WIN WIN	440.1500	+5	TSQL 123.0	FM (analog) (FM,DV)	WIN	—	Watertown, WI
34.2	WI9HF	Caledonia Portag WI9HF AllStar	442.9250	+5	TSQL 123.0	FM (analog)	AllStar 66090 EchoLink 622925	—	Caledonia, WI
34.3	KO9LR	Monroe WEKZ FM KO9LR	145.1100	-0.6	TSQL 123.0	FM (analog)		—	Monroe, WI
35.8	WA9JTX	Beloit Mem Hosp WA9JTX	147.1200	+0.6	TSQL 123.0	FM (analog)		—	Beloit, WI
36.7	N2RON	Beloit N2RON	442.3000	+5	none	D-STAR		—	Beloit, WI
37.4	KC9MIO	Baraboo City Svc KC9MIO	443.8250	+5	TSQL 123.0	FM (analog)		—	Baraboo, WI
37.6	KD9UU	Nort Sauk Co She KD9UU	443.6750	+5	TSQL 114.8	FM (analog)		—	North Freedom, WI
37.7	W9RCG	Baraboo W9RCG ChicagoLan	442.1187	+5	CC9	DMR	ChicagoLand	—	Baraboo, WI
37.7	W9MUP	Clinton WB9SHS/R W9MUP	224.4800	-1.6	TSQL 123.0	FM (analog)		—	Clinton, WI
37.7	W9MUP	Clinton WB9SHS/R W9MUP	920.0000	-12	TSQL 123.0	FM (analog)		—	Clinton, WI
37.8	K9GJN	Beloit K9GJN	147.1200	+0.6	TONE 123.0	FM (analog)		—	Beloit, WI
38.0	KC9CZH	Cambria Sheriff' KC9CZH	147.0150	+0.6	TSQL 123.0	FM (analog)		—	Cambria, WI
38.0	W9IKU	Portage W9IKU AllStar	442.1250	+5	TONE 131.8	FM (analog)	AllStar 470171	—	Portage, WI
38.2	WB9SHS	Clinton Little WB9SHS	146.7150	-0.6	TSQL 123.0	FM (analog)		—	Clinton, WI
38.2	WB9SHS	Clinton Little WB9SHS	443.1750	+5	TSQL 123.0	FM (analog) (C4FM,FM)		—	Clinton, WI
39.7	WE9COM	Dodgeville Iowa WE9COM	145.2300	-0.6	TSQL 123.0	FM (analog)		—	Dodgeville, WI
40.5	N9JTA	Rockton N9JTA	440.8750	+5	TSQL 88.5	FM (analog)		—	Rockton, IL
42.0	N9ZXP	Delavan N9ZXP	443.7000	+5	TSQL 123.0	FM (analog) (C4FM,FM)		—	Delavan, WI
43.0	W9TCH	Juneau W9TCH AllStar	146.6400	-0.6	TSQL 123.0	FM (analog)	AllStar 68398 EchoLink 513352	—	Juneau, WI
43.5	N9WSQ	Freeport N9WSQ	147.3000	+0.6	TSQL 88.5	FM (analog)		—	Freeport, IL
44.2	W9USA	Roscoe W9USA	146.7750	-0.6	TSQL 100.0	FM (analog)		—	Roscoe, IL
45.4	KC9GKA	Oconomowoc KC9GKA BM	145.2300	-0.6	CC9	DMR	BrandMeister 314372 BrandMeister 110673	—	Oconomowoc, WI
46.6	W9ELK	Elkhorn FCC # W9ELK	146.8650	-0.6	TSQL 127.3	FM (analog)		—	Elkhorn, WI
46.9	N9GMT	Delafield N9GMT	440.3000	+5	TSQL 123.0	FM (analog)		—	Delafield, WI
47.4	KD9SAZ	ROCKFORD KD9SAZ AmComm	443.4500	+5	TSQL 118.8	FM (analog) (C4FM,DMR,FM)	AmComm	—	ROCKFORD, IL
47.4	KD9SAZ	Rockford KD9SAZ	444.3500	+5		Fusion (C4FM)		—	Rockford, IL
48.1	N9DEA Listed as N9DEA-442.100	Machesney Park N9DEA BM	442.1000	+5	CC1	DMR	BrandMeister 314158	—	Machesney Park, IL
48.1	N9DEA	Machesney Park N9DEA	447.1000	+5	CC?	DMR		—	Machesney Park, IL
48.3	W9TJK	Delafield WHAD W9TJK	146.8200	-0.6	TSQL 127.3	FM (analog)		—	Delafield, WI
48.3	W9TJK	Delafield WHAD W9TJK	444.1250	+5	TSQL 127.3	FM (analog)		—	Delafield, WI
48.4	WA9TFE	Mukwonago WA9TFE BM	433.8000	in 423.8000	CC1	DMR	BrandMeister 3174652	—	Mukwonago, WI
49.3	KA9KJE	Lake Geneva KA9KJE	443.3750	+5	TSQL 123.0	FM (analog)		—	Lake Geneva, WI
49.4	K9RFD	Loves Park K9RFD	147.1950	+0.6	TSQL 114.8	FM (analog)		—	Loves Park, IL
8.8	WC9AAG offline	Madison Arpt WC9AAG WIRES-X	145.6500	-0.6	TSQL 123.0	FM (analog) (FM,C4FM)	WIRES-X 70666	—	Madison, WI
14.3	WB9RSQ offline	Evansville WB9RSQ IRLP	145.7850	simplex	TSQL 123.0	FM (analog)	IRLP 8625	—	Evansville, WI
22.6	W9IKU offline	Portage W9IKU IRLP	147.5850	simplex	TSQL 131.8	FM (analog)	IRLP 3518	—	Portage, WI
38.0	W9IKU offline	Portage W9IKU AllStar	446.0250	simplex	TSQL 131.8	FM (analog)	IRLP 8080 AllStar 617432	—	Portage, WI

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Nov 3, 2017 Award date was Nov 21, 2017 0007983222	WD7I · David N Helman · Amateur Extra Attn: David Helman · 1471 Beacon Street, Apt 7, Brookline, MA 02446 42.3435, -71.1222 (ZIP center) · Grid FN42ki · CQ 5 · ITU 8 · map ↗	1.W1MM held	Dismissed
Filed Sep 21, 2017 Award date was Oct 9, 2017 0007934129	WD7I · David N Helman · Amateur Extra 1471 Beacon Street, Apt 7, Brookline, MA 02446 42.3435, -71.1222 (ZIP center) · Grid FN42ki · CQ 5 · ITU 8 · map ↗	1.N1HR held	Dismissed
Filed Jul 20, 2017 Award date was Aug 7, 2017 0007860374	WD7I · David N Helman · Amateur Extra 2868 Dorothy Drive, Madison, WI 53711 43.0113, -89.4093 (ZIP center) · Grid EN53ha · CQ 4 · ITU 8 · map ↗	1.N1TT held	Dismissed
Filed Aug 11, 2014 Award date was Aug 29, 2014 0006418192	WD7I · David N Helman · Amateur Extra 2868 Dorothy Drive, Madison, WI 53711 43.0113, -89.4093 (ZIP center) · Grid EN53ha · CQ 4 · ITU 8 · map ↗	1.K9KW held	Dismissed
Filed Nov 18, 2011 Granted Sep 9, 2021 0004958659	KD0PPQ · David N Helman · Amateur Extra 2163 Dempster Dr, Coralville, IA 52241 41.6972, -91.5975 (ZIP center) · Grid EN41eq · CQ 4 · ITU 7 · map ↗	1.WD7I ✓ granted 2.WL7J available	Granted got WD7I
Filed Oct 25, 2011 Award date was Nov 12, 2011 0004925818	KD0PPQ · David N Helman · Amateur Extra 2163 Dempster Dr, Coralville, IA 52241 41.6972, -91.5975 (ZIP center) · Grid EN41eq · CQ 4 · ITU 7 · map ↗	1.W7JN held 2.WL7J available	Dismissed
Filed Oct 7, 2011 Award date was Oct 25, 2011 0004904883	KD0PPQ · David N Helman · Amateur Extra Attn: David N. Helman · 2163 Dempster Dr, Coralville, IA 52241 41.6972, -91.5975 (ZIP center) · Grid EN41eq · CQ 4 · ITU 7 · map ↗	1.AL7V held	Dismissed