N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 9, 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)

WILLIAM A DUMBLETON

FRN 0003916939 · first licensed Sep 14, 2000 as WB0NPS · 1 license on record

📝 FCC Applications (4)

Received	File number	Service	Purpose	Status	Call
May 20, 2024	0011084525	HAM	Renewal	Granted	WB0NPS
Mar 6, 2014	0006187778	HAM	Renewal	Granted	WB0NPS
Jun 10, 2004	0001769028	HAM	Renewal + modification	Granted	WB0NPS
Sep 13, 2000	0000218709	HAM	Modification	Granted	WB0NPS

Complete Licensing History

WB0NPS Active General Sep 14, 2000 → expires May 31, 2034

Licensee
WILLIAM A DUMBLETON

Address
PO Box 8005
EMERYVILLE, CA 94662-0005

FRN
0003916939

Last granted
May 21, 2024

Effective
May 21, 2024

Last action
May 21, 2024
FCC actions (4)
- May 21, 2024 — License renewed LIREN
- Mar 6, 2014 — License renewed LIREN
- Jun 10, 2004 — License renewed LIREN
- Sep 14, 2000 — License modified LIMOD

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as WB0NPS
WILLIAM A DUMBLETON
PO Box 8005
EMERYVILLE, CA 94662-0005