N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 11, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

K0BYK HAM

Amateur Extra class licensed since 1985 (41 yrs) Marysville, KS Grid EM19qu 23 repeaters within 50 mi

🔒 Not available — currently licensed, through Nov 21, 2034. If it isn't renewed, it opens for vanity requests Nov 22, 2036.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Currently held by DENNIS W MASON · 1 holder on record

Current holder: DENNIS W MASON

Held K0BYK Jan 18, 1985 → present · first licensed Jan 18, 1985 as K0BYK · 1 license · FRN 0009610221
📖 In the printed callbooks since 1957 as K0BYK, before the FCC's online records

K0BYK Active Amateur Extra Jan 18, 1985 → expires Nov 21, 2034

Licensee
DENNIS W MASON

Address
Attn: DENNIS W MASON
1405 DEBBIE LN
MARYSVILLE, KS 66508-1142
39.8531, -96.6406 (street) · Grid EM19qu · CQ 4 · ITU 7 · map ↗

FRN
0009610221

Last granted
Sep 19, 2024

Effective
Sep 19, 2024

Last action
Sep 19, 2024
FCC actions (3)
- Sep 19, 2024 — License renewed LIREN
- Oct 18, 2014 — License renewed LIREN
- Sep 29, 2004 — License renewed LIREN

Callbook Records, 1993–2003

From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.

Seen May 12, 1995 → Apr 17, 2003 · 16 discs
K0BYK · Amateur Extra · issued Nov 21, 1994, expires Nov 21, 2004
DENNIS W. MASON
1405 DEBBIE LN, MARYSVILLE, KS 66508
Seen Sep 9, 1993 → Oct 31, 1994 · 3 discs
K0BYK · Amateur Extra · issued Jan 18, 1985, expires Jan 18, 1995
DENNIS W MASON
1405 DEBBIE LN, MARYSVILLE, KS 66508

Address history

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

Seen Nov 7, 2004 → Oct 11, 2026 · 49 snapshots · as K0BYK
DENNIS W MASON
Attn: DENNIS W MASON
1405 DEBBIE LN, MARYSVILLE, KS 66508-1142
39.8531, -96.6406 (street) · Grid EM19qu · CQ 4 · ITU 7 · map ↗

K0BYK in the Printed Callbooks, 1909–1997

From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.

1981 → 1994 · 6 editions
K0BYK · class E
Dennis W Mason
1405 Debbie Ln, Marysville
1981 p.1038, Winter 1982 p.16, Winter 1983 p.15, Winter 1985 p.13, Winter 1986 p.12, 1994 p.13
1976 → 1980 · 4 editions
K0BYK · class E
Dennis W Mason
314 S Maple St, N Platte 69101 Ne
Winter 1976 p.7, Winter 1978 p.12, Winter 1979 p.16, Winter 1980 p.17
1971 → 1973 · 2 editions
K0BYK · class E
Dennis W Mason
314 S Maple, N Platte 69101 Ne
Fall 1971 p.8, Winter 1973 p.7
1965 → 1970 · 3 editions
K0BYK · class E
Dennis W. Mason
4 1 4 W - A - S T, N O R T H P L A T T E
Summer 1965 p.6, Summer 1969 p.5, Spring 1970 p.7
1964 · 1 edition
K0BYK
Dennis W. Mason. Tecumseh Nebr

Fall 1964 p.6
1961 · 1 edition
K0BYK
Dennis W. Mason. P 0 Box 215. Tecumseh

Spring 1961 p.6
1957 → 1960 · 4 editions
K0BYK
Dennis W. Mason
Post Office Box 215, Tecumseh, NE
Fall 1957 p.39, Summer 1958 p.6, Spring 1959 p.4, Winter 1960 p.8

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for K0BYK in the last 24 hours. They show up here within seconds of K0BYK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 Miles

23 repeaters within 50 miles of this address, most active 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
1.6	N0NB	Marysville N0NB AllStar	444.3500	+5	TSQL 88.5	FM (analog)	AllStar 519320 EchoLink 783578	—	Marysville, KS
28.3	KC0SWG	Virginia KC0SWG AllStar	443.0750	+5	TSQL 173.8	FM (analog)	AllStar 409922 AllStar 27451 AllStar 274510	—	Virginia, NE
29.1	KC0MLT	Beatrice KC0MLT AllStar	145.3400	-0.6	TSQL 100.0	FM (analog) (C4FM,FM)	AllStar 28757 EchoLink 223846	—	Beatrice, NE
29.1	K0RPT Offline	Beatrice K0RPT IRLP	146.7900	-0.6	TONE 100.0	FM (analog)	IRLP 3791	—	Beatrice, NE
29.2	KC0MLT Offline	Beatrice KC0MLT Mixed-Mod	443.1750	+5	TSQL 173.8	FM (analog) (C4FM,DMR,FM)	AllStar 40509 Mixed-Mode	—	Beatrice, NE
29.3	KC0SWG	Beatrice KC0SWG AllStar	145.2200	-0.6	TONE 131.8	FM (analog)	AllStar 41349 AllStar 413490	—	Beatrice, NE
34.7	WB0RMO	Fairbury WB0RMO	147.1200	+0.6	none	FM (analog)		—	Fairbury, NE
34.8	N0XRM	Clay Center N0XRM KS-DMR	442.7500	+5	TSQL 162.2	FM (analog) (DMR,FM)	AllStar 66655 EchoLink 488810 KS-DMR	—	Clay Center, KS
34.8	N0XRM	Clay Center N0XRM	147.1650	+0.6	TSQL 162.2	FM (analog)		—	Clay Center, KS
38.8	KB0MU	Seneca Co KB0MU EchoLink	146.7150	-0.6	TSQL 88.5	FM (analog) (FM,C4FM)	EchoLink 877749	—	Seneca, KS
39.2	KS0MAN	Riley KS0MAN	442.0000	+5	TSQL 88.5	FM (analog) (FM,C4FM)		—	Riley, KS
41.8	KD7QAS	Clay Center Wtr KD7QAS EchoLink	145.1500	-0.6	TONE 100.0	FM (analog)	EchoLink 410789	—	Clay Center, KS
42.7	NV8Q	Humboldt NV8Q KS-DMR	443.5750	+5	CC1	DMR	KS-DMR	—	Humboldt, NE
44.0	WB0YLA Offline	Humboldt WB0YLA AllStar	147.0750	+0.6	TSQL 146.2	FM (analog)	AllStar 409900 EchoLink 523160 AllStar 409911	—	Humboldt, NE
44.1	K0USY	Manhattan K0USY KS-DMR	444.3750	+5	CC1	DMR (C4FM,DMR,P25)	KS-DMR	—	Manhattan, KS
44.4	KC0HYI Offline	Humboldt KC0HYI NebraskaT	442.6000	+5	CC1	DMR	NebraskaTRBO DMR-MARC KS-DMR	—	Humboldt, NE
46.4	W0QQQ	Manhattan W0QQQ	145.4100	-0.6	none	FM (analog)		—	Manhattan, KS
46.4	W0QQQ	Manhattan W0QQQ	444.1750	+5	TONE 88.5	FM (analog)		—	Manhattan, KS
46.5	K0LNE	Lincoln K0LNE	444.1500	+5	none	FM (analog)		—	Lincoln, NE
46.6	KF0OEP	Manhattan KF0OEP AllStar	444.1750	+5	TONE 88.5	FM (analog)	AllStar 63167	—	Manhattan, KS
46.6	KD0VKC Offline	Wilber KD0VKC	146.9850	-0.6	TSQL 100.0	FM (analog) (FM,C4FM)		—	Wilber, NE
48.1	WB0RMO	Alexandria WB0RMO	444.2750	+5	none	FM (analog)		—	Alexandria, NE
49.3	KS0MAN	Manhattan KS0MAN EchoLink	147.2550	+0.6	TSQL 88.5	FM (analog)	EchoLink 359695	—	Manhattan, KS