N9TPB
FCC License Search
🕒 FCC license data updated yesterday 9:45 am CDT · next update today 6:00 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, WIKO4SR HAM
✅ Available for a vanity request — free since Feb 10, 2012.
2x2 call: Advanced and Amateur Extra licensees 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 Feb 10, 2012
Previous holder: JOHN M TYMICK
Held KO4SR Jul 24, 2001 → Feb 9, 2010 · first licensed Jul 24, 2001 as KO4SR · 2 licenses · FRN 0002905669
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- Licensee
- JOHN M TYMICK
- Address
- 2617 Arlington Avenue
Racine, WI 53403-4204
- FRN
- 0002905669
- Previous call
- KO4SR (Advanced)
- Last granted
- Jan 22, 2020
- Effective
- Jan 22, 2020
- Last action
- Jan 22, 2020
FCC actions (3)
- Jan 22, 2020 — License renewed LIREN
- Feb 9, 2010 — Vanity call sign granted VANGRT
- Feb 9, 2010 — License issued LIISS
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- Licensee
- JOHN M TYMICK
- Address
- 2617 Arlington Avenue
Racine, WI 53403-4204
- FRN
- 0002905669
- Previous call
- KD4GIB (Advanced)
- Last granted
- Aug 7, 2002
- Effective
- Oct 13, 2007
- Last action
- Feb 9, 2010
FCC actions (6)
- Feb 9, 2010 — License canceled LICAN
- Oct 13, 2007 — Administrative update LIAUA
- Aug 7, 2002 — License renewed LIREN
- Jul 26, 2001 — Administrative update LIAUA
- Jul 24, 2001 — Administrative update LIAUA
- Jul 24, 2001 — Administrative update LIAUA
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Others requesting KO4SR
2 applications listed KO4SR as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Aug 18, 2025 | Sep 5, 2025 | KR4GCZ · Steven Rumplik · Orlando, FL | 4 | Dismissed |
| Aug 28, 2018 | Sep 15, 2018 | KX4MP · Steve Ricker · Lexington, KY | 4 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4SR in the last 24 hours. They show up here within seconds of KO4SR beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.