N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 13, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)KF4WZM HAM
✅ Available for a vanity request — free since Jul 21, 2026.
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 Jul 21, 2026
Previous holder: MICHAEL S BROWN
Held KF4WZM Apr 17, 1998 → Jul 20, 2024 · first licensed Jul 20, 1994 as KB0OJF · 1 license · FRN 0004407144
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- Licensee
- MICHAEL S BROWN
- Address
- 4102 Cactus Oak Rd.
San Antonio, TX 78251
- FRN
- 0004407144
- Previous call
- KB0OJF
- Last granted
- Jun 10, 2014
- Effective
- Feb 25, 2020
- Last action
- Jul 22, 2026
FCC actions (5)
- Jul 22, 2026 — License expired LIEXP
- Feb 25, 2020 — Administrative update LIAUA
- Jun 10, 2014 — License renewed LIREN
- Jun 6, 2012 — Administrative update LIAUA
- May 13, 2005 — Administrative update LIAUA
Callbook Records, 1993–2003
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
- Seen Nov 11, 1998 → Apr 17, 2003 · 10 discs
KF4WZM · Technician · issued Apr 17, 1998, expires Jul 20, 2004 · previously KB0OJF
MICHAEL S. BROWN .
13907 GUM LN, WOODBRIDGE, VA 22193 - Seen Oct 31, 1994 → Mar 9, 1998 · 7 discs
KB0OJF · Technician · issued Jul 20, 1994, expires Jul 20, 2004
MICHAEL S BROWN
5720C HARR AVE, FORT CARSON, CO 80913
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Apr 16, 2022 → Oct 11, 2026 · 14 snapshots · as KF4WZM
MICHAEL S BROWN
4102 Cactus Oak Rd., San Antonio, TX 78251 - Seen Jul 26, 2012 → May 6, 2019 · 30 snapshots · as KF4WZM
MICHAEL S BROWN
CMR 480 BOX 1996, APO, AE 09128-0020 - Seen May 27, 2010 → May 28, 2012 · 4 snapshots · as KF4WZM
MICHAEL S BROWN
8560 Deer Chase Drive, Riverview, FL 33569 - Seen Nov 7, 2004 · 1 snapshot · as KF4WZM
MICHAEL S BROWN
3527-3E Sharonwood Road, Laurel, MD 20724
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for KF4WZM in the last 24 hours. They show up here within seconds of KF4WZM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.