N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 am CDT
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HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKO4THB HAM
✅ Available for a vanity request — free since Jan 18, 2026.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: LoTW user · last upload Dec 23, 2023 · eQSL AG member · QRZ · HamQTH
Not currently held · 1 holder on record · available since Jan 18, 2026
Previous holder: Oliver G King
Held KO4THB Sep 14, 2021 → Jan 17, 2024 · first licensed Sep 14, 2021 as KO4THB · 2 licenses · FRN 0031251275
-
- Licensee
- Oliver G King
- Address
- PO Box 2681
Reston, VA 20195
- FRN
- 0031251275
- Previous call
- KO4THB (General)
- Last granted
- Jan 17, 2024
- Effective
- Jan 17, 2024
- Last action
- Jan 17, 2024
FCC actions (2)
- Jan 17, 2024 — Vanity call sign granted VANGRT
- Jan 17, 2024 — License issued LIISS
-
- Licensee
- Oliver G King
- Address
- PO Box 2681
Reston, VA 20195
- FRN
- 0031251275
- Last granted
- Sep 14, 2021
- Effective
- Dec 28, 2023
- Last action
- Jan 17, 2024
FCC actions (5)
- Jan 17, 2024 — License canceled LICAN
- Dec 28, 2023 — License modified LIMOD
- Nov 13, 2023 — License modified LIMOD
- Sep 14, 2021 — License issued LIISS
- Sep 14, 2021 — 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 Apr 16, 2022 → Oct 4, 2026 · 25 snapshots · as KO4THB
Oliver G King
PO Box 2681
Reston, VA 20195
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4THB in the last 24 hours. They show up here within seconds of KO4THB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.