N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 16, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KA9CPB HAM

General class licensed since 1985 (41 yrs) Wichita Falls, TX Grid EM03ru 31 repeaters within 50 mi

🔒 Not available — currently licensed, through Mar 15, 2035. If it isn't renewed, it opens for vanity requests Mar 16, 2037.

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

Currently held by CLAYTON R KNAPP · 1 holder on record

Current holder: CLAYTON R KNAPP

Held KA9CPB Apr 19, 1985 → present · first licensed Apr 19, 1985 as KA9CPB · 1 license · FRN 0004162574
📖 In the printed callbooks since 1982 as KA9CPB, before the FCC's online records

KA9CPB Active General Apr 19, 1985 → expires Mar 15, 2035

Licensee
CLAYTON R KNAPP

Address
4911 Legacy Dr
WICHITA FALLS, TX 76310
33.8494, -98.5810 (street) · Grid EM03ru · CQ 4 · ITU 7 · map ↗

FRN
0004162574

Last granted
Jun 10, 2025

Effective
Jun 12, 2025

Last action
Jun 12, 2025
FCC actions (6)
- Jun 12, 2025 — Administrative update LIAUA
- Jun 10, 2025 — License renewed LIREN
- Mar 20, 2023 — Administrative update LIAUA
- Dec 23, 2014 — License renewed LIREN
- Jan 12, 2005 — License renewed LIREN
- Oct 7, 2000 — License modified LIMOD

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 Oct 31, 2000 → Apr 17, 2003 · 6 discs
KA9CPB · General · issued Oct 7, 2000, expires Mar 15, 2005
CLAYTON R. KNAPP
701 S VICTORIA, IOWA PARK, TX 76367
Seen May 12, 1995 → May 2, 2000 · 10 discs
KA9CPB · Technician Plus · issued Mar 15, 1995, expires Mar 15, 2005
CLAYTON R. KNAPP
18 W 156 16TH ST, VILLA PARK, IL 60181
Seen Oct 31, 1994 · 1 disc
KA9CPB · Technician Plus · issued Apr 19, 1985, expires Apr 19, 1995
CLAYTON R KNAPP
18 W 156 16TH ST, VILLA PARK, IL 60181
Seen Sep 9, 1993 → May 3, 1994 · 2 discs
KA9CPB · Technician · issued Apr 19, 1985, expires Apr 19, 1995
CLAYTON R KNAPP
18 W 156 16TH ST, VILLA PARK, IL 60181

Address history

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

Seen Apr 27, 2024 → Oct 11, 2026 · 13 snapshots · as KA9CPB
CLAYTON R KNAPP
4911 Legacy Dr, Wichita Falls, TX 76310
33.8494, -98.5810 (street) · Grid EM03ru · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Apr 16, 2022 · 36 snapshots · as KA9CPB
CLAYTON R KNAPP
701 S Victoria, Iowa Park, TX 76367
33.9715, -98.7148 (ZIP center) · Grid EM03px · CQ 4 · ITU 7 · map ↗

KA9CPB 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.

1983 → 1997 · 8 editions
KA9CPB · class P
Clayton R Knapp
18 W 156 16th St, Villa Park, IL 60181
Winter 1983 p.1089, Winter 1987 p.1150, Winter 1989 p.1202, Winter 1990 p.1222, 1992 p.1378, 1994 p.1588, 1995 p.1728, 1997 p.1852
1982 · 1 edition
KA9CPB · class T
Clayton R Knapp
Lb W 156 16th St, Villa Park, IL 60181
Winter 1982 p.1056
1980 · 1 edition
KA9CPB · class T
Clayton R Knappk 2944 W Cullom
Chicago, IL 60618
Winter 1980 p.1009

Others Requesting KA9CPB

1 application listed KA9CPB as a choice, newest first.

Filed	Award	Applicant	Choice #	KA9CPB	Result
Oct 5, 2020	Oct 23, 2020	KO4HHE · Christopher P Brancato · Sarasota, FL	7	Dismissed	Application dismissed

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for KA9CPB in the last 24 hours. They show up here within seconds of KA9CPB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 Miles

31 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
4.0	N5LEZ	Wichita Falls N5LEZ IRLP	444.9750	+5	TONE 192.8	FM (analog)	IRLP 4640	—	Wichita Falls, TX
6.2	N5WF	Wichit Red Cross N5WF	147.1400	+0.6	TONE 192.8	FM (analog) (FM,C4FM)		—	Wichita Falls, TX
6.7	W5US	Wichita Falls W5US	146.9400	-0.6	TONE 192.8	FM (analog)		—	Wichita Falls, TX
6.7	N5LEZ	Wichita Falls N5LEZ	147.1200	+0.6	TONE 192.8	FM (analog)		—	Wichita Falls, TX
6.7	WG5K	Wichita Falls WG5K	147.3000	+0.6	none	FM (analog)		—	Wichita Falls, TX
6.7	N5WF	Wichita Falls N5WF	444.0000	+5	TONE 192.8	FM (analog)		—	Wichita Falls, TX
6.7	K5HRO	Wichita Falls K5HRO	444.7750	+5	TONE 173.8	FM (analog)		—	Wichita Falls, TX
6.7	N5AAJ	Wichita Falls N5AAJ	444.9500	+5	TONE 192.8	FM (analog)		—	Wichita Falls, TX
6.9	N5TRG	Wichita Fal TX E N5TRG BM	444.7500	+5	CC7	DMR	BrandMeister 3208332 BrandMeister 314324	—	Wichita Falls, TX E, TX
17.2	W5DAD	Burkburnett W5DAD	444.5000	+5	TONE 192.8	FM (analog)		—	Burkburnett, TX
22.2	KF5DFD	Henrietta KF5DFD	146.6800	-0.6	TONE 192.8	FM (analog)		—	Henrietta, TX
22.2	KA5WLR	Henrietta KA5WLR	146.8000	-0.6	TONE 192.8	FM (analog)		—	Henrietta, TX
22.2	KF5DFD	Henrietta KF5DFD	146.8600	-0.6	TONE 192.8	FM (analog)		—	Henrietta, TX
22.2	KF5DFD	Henrietta KF5DFD	444.7250	+5	TONE 192.8	FM (analog)		—	Henrietta, TX
22.2	KA5WLR	Henrietta KA5WLR	444.8500	+5	TONE 192.8	FM (analog)		—	Henrietta, TX
27.0	KF5DFD	Byers KF5DFD	146.8200	-0.6	TONE 192.8	FM (analog)		—	Byers, TX
27.2	KB5LLI	Grandfield KB5LLI	147.2550	+0.6	TONE 192.8	FM (analog)		—	Grandfield, OK
34.3	KI5VHC	Olney KI5VHC	147.2400	+0.6	TONE 110.9	FM (analog) (FM,C4FM)		—	Olney, TX
34.9	KG5DIR	Temple KG5DIR BM	434.7500	+5	CC1	DMR	BrandMeister 3140276	—	Temple, OK
42.8	KC5NJP	Seymour KC5NJP	147.1000	+0.6	TSQL 192.8	FM (analog) (FM,C4FM)		—	Seymour, TX
44.5	NC5Z	Vernon NC5Z	147.0200	+0.6	none	FM (analog)		—	Vernon, TX
44.5	N5LEZ	Vernon N5LEZ	147.1600	+0.6	TONE 192.8	FM (analog)		—	Vernon, TX
44.5	WB5AFY	Vernon WB5AFY	224.4200	-1.6	TONE 192.8	FM (analog)		—	Vernon, TX
44.5	NC5Z	Vernon NC5Z	444.1500	+5	TONE 192.8	FM (analog)		—	Vernon, TX
46.5	K1RKH	Bowie K1RKH	145.3900	-0.6	TONE 192.8	FM (analog)		—	Bowie, TX
46.6	WX5ECT	Bowie WX5ECT	441.7750	+5	TONE 100.0	FM (analog)		—	Bowie, TX
49.2	WX5ARC	Bowie WX5ARC	442.6500	+5	TSQL 192.8	FM (analog)		—	Bowie, TX
49.3	N5VAV	Nocona N5VAV	147.3600	+0.6	TSQL 123.0	FM (analog)		—	Nocona, TX
49.6	AB5J	Lawton AB5J	147.3900	+0.6	TONE 173.8	FM (analog)		—	Lawton, OK
49.6	WX5ARC	Montague WX5ARC AllStar	147.3200	+0.6	TSQL 192.8	FM (analog) (C4FM,FM)	AllStar 49469	—	Montague, TX
17.2	N8JDD Offline	Burkburnett N8JDD	444.0250	+5	TONE 192.8	FM (analog)		—	Burkburnett, TX