N9TPB FCC License Search

🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 5, 2026) · next update today 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

Mark L Chaffins

FRN 0028766772 · first licensed Aug 27, 2019 as KE0WQW · 2 licenses on record

📝 FCC applications (4)

Received	File number	Service	Purpose	Status	Call
Dec 7, 2020	0009322170	HAM	Administrative update	Granted	W7ISS
Jan 22, 2020	0008951985	HAM	Modification	Granted	KE0WQW
Jan 21, 2020	0008948455	HAM	Modification	Granted	KE0WQW
Aug 27, 2019	0008780030	HAM	New license	Granted	KE0WQW

Complete licensing history

📦 Moved: Centennial, CO → Wiggins, CO

W7ISS Active Amateur Extra · vanity Feb 11, 2020 → expires Feb 11, 2030

Licensee
Mark L Chaffins

Address
Attn: Mark L Chaffins
201 RIDGE ST
WIGGINS, CO 80654
40.2312, -104.0705 (street) · Grid DN70xf · CQ 4 · ITU 7 · map ↗

FRN
0028766772

Previous call
KE0WQW (Technician)

Last granted
Feb 11, 2020

Effective
Dec 8, 2020

Last action
Dec 8, 2020
FCC actions (3)
- Dec 8, 2020 — Administrative update LIAUA
- Feb 11, 2020 — Vanity call sign granted VANGRT
- Feb 11, 2020 — License issued LIISS
KE0WQW Canceled Amateur Extra Aug 27, 2019 → Feb 11, 2020 (canceled)

Licensee
Mark L Chaffins

Address
4195 E. Peakview Cir
Centennial, CO 80121
39.6104, -104.9538 (ZIP center) · Grid DM79mo · CQ 4 · ITU 7 · map ↗

FRN
0028766772

Last granted
Aug 27, 2019

Effective
Jan 21, 2020

Last action
Feb 11, 2020
FCC actions (4)
- Feb 11, 2020 — License canceled LICAN
- Jan 21, 2020 — License modified LIMOD
- Aug 27, 2019 — License issued LIISS
- Aug 27, 2019 — 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 Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as W7ISS
Mark L Chaffins
Attn: Mark L Chaffins
201 RIDGE ST, WIGGINS, CO 80654
40.2312, -104.0705 (street) · Grid DN70xf · CQ 4 · ITU 7 · map ↗
Seen Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as KE0WQW
Mark L Chaffins
4195 E. Peakview Cir, Centennial, CO 80121
39.6104, -104.9538 (ZIP center) · Grid DM79mo · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

36 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
14.3	W0FT	Fort Morgan EOC W0FT RMHR	448.2000	-5	CC7	DMR	RMHR	—	Fort Morgan, CO
14.3	N0ONL	Fort Morgan N0ONL AllStar	146.9250	-0.6	TONE 100.0	FM (analog)	AllStar 46079 🗓 1 net	1 net · 136 check-ins · 76 stations	Fort Morgan, CO
29.2	WD0AUN	Woodrow Colorado WD0AUN AllStar	146.9400	-0.6	none	FM (analog)	AllStar 62207	—	Woodrow, Colorado, CO
33.5	K0EB	Hudson K0EB AllStar	449.9250	-5	TSQL 114.8	FM (analog)	IRLP 8035 EchoLink 448035 AllStar 59459	—	Hudson, CO
33.6	KC0KWD	Gilcrest KC0KWD	147.0000	+0.6	TSQL 100.0	FM (analog) (C4FM,FM)	🗓 2 nets	2 nets	Gilcrest, CO
33.6	KC0KWD	Gilcrest KC0KWD	448.4750	-5	TSQL 100.0	FM (analog) (C4FM,FM)	🗓 2 nets	2 nets	Gilcrest, CO
34.3	WD0HDR	LaSalle WD0HDR BM	448.9250	-5	TONE 103.5	FM (analog) (C4FM,DMR,FM)	BrandMeister 312380	—	LaSalle, CO
35.2	K0OJ	GREELEY UNC K0OJ	449.7250	-5	TONE 127.3	FM (analog)		—	GREELEY, CO
35.3	WD0HDR	Evans WD0HDR BM	444.0000	+5	CC1	DMR	BrandMeister 311024	—	Evans, Co, CO
35.3	WD0HDR	Evans WD0HDR BM	445.5750	-5	CC2	DMR	BrandMeister 311024	—	Evans, CO
35.3	WD0HDR	Evans WD0HDR WIRES-X	449.7250	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 70851	—	Evans, CO
35.4	W0DMR	Greeley UNC W0DMR WIRES-X	449.7250	-5	TONE 127.3	FM (analog) (FM,C4FM)	WIRES-X 80851	—	Greeley, CO
35.5	W8XAL	Greeley Dtwn W8XAL	448.7250	-5	TSQL 131.8	FM (analog)		—	Greeley, CO
36.7	WD0HDR	Evans WD0HDR BM	438.4500	-5	CC2	DMR	BrandMeister 314499	—	Evans, CO
37.0	KB0VGD	Greeley KB0VGD BM	445.1375	-5	CC2	DMR	BrandMeister 310210	—	Greeley, CO
37.5	KE0SJ	Lochbuie KE0SJ	447.6250	-5	TONE 100.0	FM (analog)		—	Lochbuie, CO
38.2	KD0KTA	Fort Lupton KD0KTA IRLP	446.5000	simplex	TSQL 100.0	FM (analog)	IRLP 8997	—	Fort Lupton, CO
40.5	AC0KC	Fort Lupton AC0KC IRLP	447.3000	-5	TSQL 107.2	FM (analog)	IRLP 3887	—	Fort Lupton, CO
45.0	W0UPS	Grover W0UPS	449.6000	-5	TSQL 100.0	FM (analog)		—	Grover, CO
45.5	KB0VJJ	Akron KB0VJJ	145.4000	-0.6	TONE 88.5	FM (analog)	🗓 1 net	1 net · 18 check-ins · 18 stations	Akron, CO
45.5	W0FT	Akron W0FT RMHAM	448.1750	-5	CC7	DMR	RMHAM	—	Akron, CO
46.5	K7PFJ	Firestone K7PFJ RMHR	445.0625	+0.6	CC7	DMR	RMHR	—	Firestone, CO
47.6	W0WAL	Windsor W0WAL WIRES-X	448.4750	-5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 94323	—	Windsor, CO
48.9	KF0GRG	Thornton KF0GRG BM	439.0000	-5	CC1	DMR	BrandMeister 3184730	—	Thornton, CO
49.8	K0PWO	Aurora K0PWO BM	443.2500	-5	CC7	DMR	BrandMeister 310849	—	Aurora, CO
49.8	AA0FK	Aurora AA0FK BM	224.4200	-1.6	CC7	DMR	BrandMeister 312766	—	Aurora, CO
49.9	W0ECV	Thornton W0ECV AllStar	223.6250	simplex	TONE 100.0	FM (analog)	AllStar 510142	—	Thornton, CO
49.9	KB5YZB	Aurora KB5YZB AllStar	147.4500	simplex	TONE 114.8	FM (analog)	AllStar 42183 IRLP 8663	—	Aurora, CO
49.9	KB5YZB	Aurora KB5YZB AllStar	449.0000	-5	TSQL 114.8	FM (analog)	AllStar 563940	—	Aurora, CO
50.0	W0UPS	Nunn UNC W0UPS	146.8500	-0.6	TSQL 100.0	FM (analog)		—	Nunn, CO
28.4	W1VAN offline	Fort Collins W1VAN BM	146.2000	-25	CC2	DMR	BrandMeister 312177	—	Fort Collins, CO
33.5	N1UPS offline	Westminster N1UPS IRLP	449.9250	-5	TSQL 114.8	FM (analog)	IRLP 8035	—	Westminster, CO
37.0	W0SBS offline	Tonville W0SBS IRLP	147.5400	simplex	TSQL 88.5	FM (analog)	IRLP 7563	—	Tonville, CO
40.5	AC0KC offline	Fort Lupton AC0KC IRLP	224.9600	-1.6	none	FM (analog)	IRLP 7948	—	Fort Lupton, CO
45.3	WS0W offline	Frederick WS0W IRLP	147.5550	simplex	TSQL 67.0	FM (analog)	IRLP 7587	—	Frederick, CO
47.8	WE0FUN offline	Denver WE0FUN	448.1500	-5	TSQL 141.3	FM (analog)		—	Denver, CO

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Jan 22, 2020 Granted Feb 11, 2020 0008951985	KE0WQW · Mark L Chaffins · Amateur Extra Attn: Mark L Chaffins · 4195 E. Peakview Cir, Centennial, CO 80121 39.6104, -104.9538 (ZIP center) · Grid DM79mo · CQ 4 · ITU 7 · map ↗	1.W7HT held by Russell A Carter until Feb 1, 2030 2.KO0OL held by Heath D Lockhart until Nov 14, 2033 3.W7ISS ✓ granted 4.W7FISH 5.W7YOO	Granted got W7ISS