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
Ask:
HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKJ4AXZ HAM
✅ Available for a vanity request — free since Jun 21, 2010.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Jun 21, 2010
Previous holder: William A Klosowski
Held KJ4AXZ Dec 5, 2007 → Jun 20, 2008 · first licensed Dec 5, 2007 as KJ4AXZ · 2 licenses · FRN 0015968886
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📦 Moved: Marietta, GA → Forest, VA
- Licensee
- William A Klosowski
- Address
- 1110 Westyn View Court 212
Forest, VA 24551
- FRN
- 0015968886
- Previous call
- KJ4AXZ (General)
- Last granted
- Apr 16, 2018
- Effective
- Feb 26, 2025
- Last action
- Feb 26, 2025
FCC actions (13)
- Feb 26, 2025 — Administrative update LIAUA
- Jan 27, 2024 — Administrative update LIAUA
- Oct 5, 2022 — Administrative update LIAUA
- Jul 7, 2020 — License modified LIMOD
- Oct 13, 2018 — Administrative update LIAUA
- Apr 16, 2018 — License renewed LIREN
- Sep 10, 2015 — License modified LIMOD
- Feb 12, 2015 — Administrative update LIAUA
- Aug 18, 2009 — Administrative update LIAUA
- Jul 2, 2009 — Administrative update LIAUA
- Feb 13, 2009 — Administrative update LIAUA
- Jun 20, 2008 — Vanity call sign granted VANGRT
- Jun 20, 2008 — License issued LIISS
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- Licensee
- William A Klosowski
- Address
- 2274 Ravenwood Trail
Marietta, GA 30066
- FRN
- 0015968886
- Last granted
- Dec 5, 2007
- Effective
- Dec 5, 2007
- Last action
- Jun 20, 2008
FCC actions (3)
- Jun 20, 2008 — License canceled LICAN
- Dec 5, 2007 — License issued LIISS
- Dec 5, 2007 — 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 Mar 6, 2025 → Oct 4, 2026 · 7 snapshots · as K4SVT
William A Klosowski
1110 Westyn View Court 212, Forest, VA 24551 - Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KJ4AXZ
William A Klosowski
2274 Ravenwood Trail, Marietta, GA 30066 - Seen Jan 22, 2019 → Dec 20, 2024 · 8 snapshots · as K4SVT
William A Klosowski
Attn: BCAT Technology Manager
1140 CHENEY HIGHWAY Unit H, TITUSVILLE, FL 32780 - Seen Mar 28, 2015 → Sep 3, 2018 · 21 snapshots · as K4SVT
William Klosowski
1230 Cheney Highway C, Titusville, FL 32780 - Seen May 27, 2010 → May 22, 2014 · 11 snapshots · as K4SVT
William Klosowski
Attn: William A Klosowski
4281 Moon Station Ln NW, Acworth, GA 30101
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KJ4AXZ in the last 24 hours. They show up here within seconds of KJ4AXZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.