N9TPB FCC License Search

🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 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

DEL RUDOLPH

FRN 0035713098 · first licensed Jul 23, 2024 as KO6FJS · 2 licenses on record

📝 FCC applications (3)

Received	File number	Service	Purpose	Status	Call
Aug 16, 2024	0011206647	HAM	Modification	Granted	KO6FJS
Aug 14, 2024	0011203268	HAM	Administrative update	Granted	KO6FJS
Jul 22, 2024	0011165595	HAM	New license	Granted	KO6FJS

Complete licensing history

W6RUD Active General · vanity Sep 4, 2024 → expires Sep 4, 2034

Licensee
DEL RUDOLPH

Address
PO Box 3021
SAN BERNARDINO, CA 92413-3021

FRN
0035713098

Previous call
KO6FJS

Last granted
Sep 4, 2024

Effective
Sep 4, 2024

Last action
Sep 4, 2024
FCC actions (2)
- Sep 4, 2024 — Vanity call sign granted VANGRT
- Sep 4, 2024 — License issued LIISS
KO6FJS Canceled General Jul 23, 2024 → Sep 4, 2024 (canceled)

Licensee
DEL RUDOLPH

Address
PO Box 3021
SAN BERNARDINO, CA 92413-3021

FRN
0035713098

Last granted
Jul 23, 2024

Effective
Aug 15, 2024

Last action
Sep 4, 2024
FCC actions (4)
- Sep 4, 2024 — License canceled LICAN
- Aug 15, 2024 — Administrative update LIAUA
- Jul 23, 2024 — License issued LIISS
- Jul 23, 2024 — 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 Sep 27, 2024 → Oct 4, 2026 · 20 snapshots · as KO6FJS
DEL RUDOLPH
PO Box 3021
SAN BERNARDINO, CA 92413-3021

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Aug 16, 2024 Granted Sep 4, 2024 0011206647	KO6FJS · DEL RUDOLPH · General PO Box 3021 · SAN BERNARDINO, CA 92413-3021	1.W6RUD ✓ granted 2.KD6RUD available	Granted got W6RUD