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

ARTHUR B HOSTMARK

FRN 0011511748 · first licensed Sep 13, 2004 as KI4GYZ · 2 licenses on record

📝 FCC applications (14)

Received	File number	Service	Purpose	Status	Call
Jun 25, 2018	0008261677	HAM	Administrative update	Granted	N4EZZ
Mar 1, 2017	0007682122	HAM	Modification	Granted	KI4GYZ
Jan 30, 2017	0007637812	HAM	Modification	Dismissed	KI4GYZ
Dec 5, 2016	0007578518	HAM	Modification	Dismissed	KI4GYZ
Aug 22, 2016	0007405865	HAM	Modification	Dismissed	KI4GYZ
Jul 14, 2016	0007340633	HAM	Modification	Dismissed	KI4GYZ
May 25, 2016	0007280609	HAM	Modification	Dismissed	KI4GYZ
Apr 18, 2016	0007233474	HAM	Modification	Granted	KI4GYZ
Jul 30, 2014	0006403322	HAM	Renewal	Granted	KI4GYZ
Dec 23, 2013	0006068899	HAM	Administrative update	Granted	KI4GYZ
Oct 17, 2007	0003202250	HAM	Administrative update	Granted	KI4GYZ
Mar 13, 2007	0002948166	HAM	Modification	Granted	KI4GYZ
Jun 27, 2005	0002218453	HAM	Administrative update	Granted	KI4GYZ
Sep 13, 2004	0001869090	HAM	New license	Granted	KI4GYZ

Complete licensing history

📦 Moved: Lakewood, CO → Salida, CO

N4EZZ Active Amateur Extra · vanity Mar 20, 2017 → expires Mar 20, 2027

Licensee
ARTHUR B HOSTMARK

Address
526 Teller St. Apt G
Salida, CO 81201
38.5555, -106.1075 (ZIP center) · Grid DM68wn · CQ 4 · ITU 7 · map ↗

FRN
0011511748

Previous call
KI4GYZ (General)

Last granted
Mar 20, 2017

Effective
Jun 26, 2018

Last action
Jun 26, 2018
FCC actions (3)
- Jun 26, 2018 — Administrative update LIAUA
- Mar 20, 2017 — Vanity call sign granted VANGRT
- Mar 20, 2017 — License issued LIISS
KI4GYZ Canceled Amateur Extra Sep 13, 2004 → Mar 20, 2017 (canceled)

Licensee
ARTHUR B HOSTMARK

Address
12111 W COLFAX AVE 2
LAKEWOOD, CO 80215
39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗

FRN
0011511748

Last granted
Jul 30, 2014

Effective
Apr 18, 2016

Last action
Mar 20, 2017
FCC actions (8)
- Mar 20, 2017 — License canceled LICAN
- Apr 18, 2016 — License modified LIMOD
- Jul 30, 2014 — License renewed LIREN
- Dec 24, 2013 — Administrative update LIAUA
- Oct 18, 2007 — Administrative update LIAUA
- Mar 13, 2007 — License modified LIMOD
- Jun 28, 2005 — Administrative update LIAUA
- Sep 13, 2004 — License issued LIISS

Address history

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

Seen Sep 3, 2018 → Oct 4, 2026 · 16 snapshots · as N4EZZ
ARTHUR B HOSTMARK
526 Teller St. Apt G, Salida, CO 81201
38.5555, -106.1075 (ZIP center) · Grid DM68wn · CQ 4 · ITU 7 · map ↗
Seen Mar 28, 2015 → Oct 4, 2026 · 41 snapshots · as KI4GYZ
ARTHUR B HOSTMARK
12111 W COLFAX AVE 2, LAKEWOOD, CO 80215
39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗
Seen Mar 28, 2014 → May 22, 2014 · 2 snapshots · as KI4GYZ
Arthur B Hostmark
12111 W Colfax #2, Lakewood, CO 80215
39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Oct 22, 2013 · 9 snapshots · as KI4GYZ
Arthur B Hostmark
871 Thornton Pkwy #128, Thornton, CO 80229
39.8543, -104.9576 (ZIP center) · Grid DM79mu · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KI4GYZ
Arthur B Hostmark
337 Masontown Rd 15, Newport, NC 28570
34.7770, -76.8805 (ZIP center) · Grid FM14ns · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

38 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
6.0	N0SZ	Salida Methodist N0SZ RMHAM	446.8125	-5	CC7	DMR	RMHAM 🗓 1 net	1 net · 30 check-ins · 13 stations	Salida, CO
6.9	KF0KSB	Salida KF0KSB BM	430.4500	in 439.4500	CC7	DMR	BrandMeister 319539201	—	Salida, CO
8.4	KC0CVU	Salida Methodist KC0CVU	145.2950	-0.6	TONE 107.2	FM (analog)	🗓 1 net	1 net · 16 check-ins · 16 stations	Salida, CO
8.6	KD0QPG	Salida Methodist KD0QPG	446.9750	-5	none	D-STAR		—	Salida, CO
8.6	KC0CVU	Salida Methodist KC0CVU AllStar	449.6500	-5	TONE 107.2	FM (analog)	AllStar 620591 🗓 1 net	1 net · 16 check-ins · 16 stations	Salida, CO
9.2	WA6IFI	Salida Methodist WA6IFI	927.8625	in 902.0250	none	P25		—	Salida, CO
12.0	W0LSD	Nathrop W0LSD	146.7450	-0.6	TONE 100.0	FM (analog)		—	Nathrop, CO
13.3	KD0MRC	Maysville KD0MRC	145.3250	-0.6	TONE 100.0	FM (analog)		—	Maysville, CO
24.9	K0NR	Hartsel TC Pass K0NR	447.7250	-5	TSQL 100.0	FM (analog)		—	Hartsel, CO
36.3	N0SZ	Fairplay N0SZ	446.7625	-5	CC7	DMR	🗓 1 net	1 net · 30 check-ins · 13 stations	Fairplay, CO
36.8	KB0TUC	Cotopaxi KB0TUC	145.4600	-0.6	TSQL 100.0	FM (analog)		—	Cotopaxi, CO
44.2	WB0QCL	Gunnison WB0QCL	147.1200	+0.6	none	FM (analog)		—	Gunnison, CO
44.8	WB0WDF	Canon City Fremo WB0WDF	53.0300	-1	TSQL 88.5	FM (analog)		—	Canon City, CO
44.8	WD0EKR	Canon City Fremo WD0EKR	145.4900	-0.6	TSQL 103.5	FM (analog)		—	Canon City, CO
44.8	WD0EKR	Canon City Fremo WD0EKR	223.9600	-1.6	TSQL 103.5	FM (analog)		—	Canon City, CO
44.8	K0JSC	Canon City Fremo K0JSC RMHR	446.7375	-5	CC7	DMR	RMHR 🗓 1 net	1 net · 18 check-ins · 18 stations	Canon City, CO
44.8	K0JSC	Canon City Fremo K0JSC	447.2500	-5	TSQL 100.0	FM (analog)	🗓 1 net	1 net · 18 check-ins · 18 stations	Canon City, CO
44.8	WD0EKR	Canon City Fremo WD0EKR IRLP	447.7500	-5	TSQL 103.5	FM (analog)	IRLP 3081	—	Canon City, CO
45.0	KB0TUC	Canon City Fremo KB0TUC	927.7000	-25	DCS 114	FM (analog)		—	Canon City, CO
45.1	KK0TX	Westcliffe KK0TX BM	433.5500	+5	CC5	DMR	BrandMeister 313541	—	Westcliffe, CO
45.1	KK0TX	Littleton KK0TX BM	438.5500	-5	CC5	DMR	BrandMeister 313541	—	Littleton, CO
45.2	AB0PC	Fairplay Sacrame AB0PC AllStar	447.1250	-5	TSQL 103.5	FM (analog)	AllStar 45840	—	Fairplay, CO
46.6	K7PFJ	Fairplay K7PFJ RMHR	446.7625	+0.6	CC7	DMR	RMHR	—	Fairplay, CO
46.8	AA0BF	Fairplay AA0BF AllStar	447.1250	-5	TONE 103.5	FM (analog)	AllStar 45840	—	Fairplay C0, CO
46.8	NX0G	Lake George Badg NX0G	146.6850	-0.6	TONE 107.2	FM (analog)		—	Lake George, CO
46.8	KC0CVU	Lake George Badg KC0CVU	147.3600	+0.6	TONE 107.2	FM (analog)	🗓 1 net	1 net · 16 check-ins · 16 stations	Lake George, CO
47.5	AB0PC	Fairplay Beaver AB0PC AllStar	147.0900	+0.6	TSQL 100.0	FM (analog)	AllStar 45840	—	Fairplay, CO
48.1	K0JSC	Canon City K0JSC	447.9750	-5	TSQL 100.0	FM (analog)	🗓 1 net	1 net · 18 check-ins · 18 stations	Canon City, CO
48.3	N0SDC	Westcliffe Wet N0SDC	147.2100	+0.6	TONE 100.0	FM (analog)		—	Westcliffe, CO
48.5	K0JSC	Canon City K0JSC RMHAM	449.5000	-5	CC1	DMR	BrandMeister 310245 RMHAM 🗓 1 net	1 net · 18 check-ins · 18 stations	Canon City, CO
48.5	N0SZ	Canon City N0SZ RMHAM	438.0000	+0.6	CC15	DMR	RMHAM 🗓 1 net	1 net · 30 check-ins · 13 stations	Canon City, CO
49.0	K0MGL	Four Mile Teller K0MGL AllStar	448.6500	-5	TONE 103.5	FM (analog)	AllStar 582120	—	Four Mile, Teller, CO
49.0	AE0SP	Canon City AE0SP AllStar	449.3750	-5	TSQL 88.5	FM (analog)	AllStar 585101	—	Canon City, CO
49.0	WD0EKR	Canon City Color WD0EKR AllStar	224.6600	-1.6	TONE 71.9	FM (analog)	AllStar 40818	—	Canon City, Colorado 81212, CO
49.0	WD0EKR	Canon City Color WD0EKR AllStar	927.7750	-25	none	FM (analog)	AllStar 27620	—	Canon City, Colorado 81212, CO
49.1	N0ZSN	Leadville Quail N0ZSN	147.2400	+0.6	TSQL 156.7	FM (analog)		—	Leadville, CO
49.2	N0SZ	Boulder Lee Hl N0SZ RMHAM	445.0500	-5	CC9	DMR	RMHAM RMHR 🗓 1 net	1 net · 30 check-ins · 13 stations	Boulder, CO
49.9	KC0CVU	Lake George KC0CVU	449.7000	-5	TONE 107.2	FM (analog)	🗓 1 net	1 net · 16 check-ins · 16 stations	Lake George, CO

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Mar 1, 2017 Granted Mar 20, 2017 0007682122	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.N4EZZ ✓ granted	Granted got N4EZZ
Filed Jan 30, 2017 Award date was Feb 17, 2017 0007637812	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.N4WN held	Dismissed
Filed Dec 5, 2016 Award date was Dec 23, 2016 0007578518	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.WX4A held	Dismissed
Filed Aug 22, 2016 Award date was Sep 9, 2016 0007405865	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.WN4W held 2.WX4W held	Dismissed
Filed Jul 14, 2016 Award date was Aug 1, 2016 0007340633	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.NT4B held	Dismissed
Filed May 25, 2016 Award date was Jun 12, 2016 0007280609	KI4GYZ · ARTHUR B HOSTMARK · Amateur Extra 12111 W COLFAX AVE 2, LAKEWOOD, CO 80215 39.7448, -105.1160 (ZIP center) · Grid DM79kr · CQ 4 · ITU 7 · map ↗	1.WB4Z held	Dismissed