N9TPB
FCC License Search
🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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, WIKF9IO HAM
✅ Available for a vanity request — free since Jan 27, 2023.
2x2 call: Advanced and Amateur Extra licensees can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since Jan 27, 2023
Previous holder: DAVID C HARR
Held KF9IO Jun 23, 2000 → Jan 26, 2021 · first licensed Jun 23, 2000 as KF9IO · 2 licenses · FRN 0002979490
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📦 Moved: Naperville, IL → Lynnwood, WA
- Licensee
- DAVID C HARR
- Address
- 4015 164th St SW
Lynnwood, WA 98087
- FRN
- 0002979490
- Previous call
- KF9IO (Advanced)
- Last granted
- Jan 26, 2021
- Effective
- May 24, 2025
- Last action
- May 24, 2025
FCC actions (3)
- May 24, 2025 — Administrative update LIAUA
- Jan 26, 2021 — Vanity call sign granted VANGRT
- Jan 26, 2021 — License issued LIISS
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- Licensee
- DAVID C HARR
- Address
- 1633 Clyde Drive
NAPERVILLE, IL 60565
- FRN
- 0002979490
- Last granted
- Dec 20, 2011
- Effective
- Dec 20, 2011
- Last action
- Jan 26, 2021
FCC actions (5)
- Jan 26, 2021 — License canceled LICAN
- Dec 20, 2011 — License renewed LIREN
- Sep 8, 2005 — Administrative update LIAUA
- Mar 14, 2002 — License renewed LIREN
- Jun 23, 2000 — License modified LIMOD
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen May 29, 2025 → Sep 27, 2026 · 3 snapshots · as K9GSW
DAVID C HARR
4015 164th St SW, Lynnwood, WA 98087 - Seen May 27, 2010 → Sep 27, 2026 · 55 snapshots · as KF9IO
DAVID C HARR
1633 Clyde Drive, NAPERVILLE, IL 60565 - Seen Nov 7, 2004 · 1 snapshot · as KF9IO
DAVID C HARR
24 S FREMONT ST, NAPERVILLE, IL 60540
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KF9IO in the last 24 hours. They show up here within seconds of KF9IO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.