N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 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, WIWB4USF HAM
✅ Available for a vanity request — free since May 22, 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 May 22, 2026
Previous holder: Amateur Radio Club at USF
Held WB4USF May 6, 2022 → May 21, 2024 · first licensed Mar 20, 1996 as WB4USF · 5 licenses · FRN 0031906969
-
- Licensee
- Amateur Radio Club at USF
- Address
- University of South Florida, 4202 E. Fowler Ave, MSC4100
Tampa, FL 33620
- FRN
- 0031906969
- Previous call
- WB4USF
- Trustee
- KO4WMQ
- Last granted
- May 21, 2024
- Effective
- May 21, 2024
- Last action
- May 21, 2024
FCC actions (2)
- May 21, 2024 — Vanity call sign granted VANGRT
- May 21, 2024 — License issued LIISS
-
- Licensee
- Amateur Radio Club at USF
- Address
- University of South Florida, 4202 E. Fowler Ave, MSC4100
Tampa, FL 33620
- FRN
- 0031906969
- Previous call
- KO4ZRQ
- Trustee
- KO4WMQ
- Last granted
- May 6, 2022
- Effective
- Apr 26, 2024
- Last action
- May 21, 2024
FCC actions (4)
- May 21, 2024 — License canceled LICAN
- Apr 26, 2024 — License modified LIMOD
- May 6, 2022 — Vanity call sign granted VANGRT
- May 6, 2022 — License issued LIISS
-
📦 Moved: Holiday, FL → Tampa, FL
- Licensee
- Amateur Radio Club At USF
- Address
- Attn: Corey J Clark
PO Box 46341
Tampa, FL 33646
- FRN
- 0032245771
- Trustee
- N4FQ
- Last granted
- Apr 14, 2022
- Effective
- Apr 14, 2022
- Last action
- May 6, 2022
FCC actions (3)
- May 6, 2022 — License canceled LICAN
- Apr 14, 2022 — License issued LIISS
- Apr 14, 2022 — Systematic call sign granted SYSGRT
-
📦 Moved: Miami Springs, FL → Holiday, FL
- Licensee
- ANTHONY M SEDORE
- Address
- 4921 PICTURE AVE
HOLIDAY, FL 34691
- FRN
- 0031906969
- Last granted
- Feb 7, 2022
- Effective
- Apr 18, 2022
- Last action
- Apr 18, 2022
FCC actions (3)
- Apr 18, 2022 — License modified LIMOD
- Feb 7, 2022 — License issued LIISS
- Feb 7, 2022 — Systematic call sign granted SYSGRT
-
- Licensee
- MARVIN S OLSON
- Address
- 1757 WESTWARD DR
MIAMI SPRINGS, FL 33166
- FRN
- 0031906969
- Last granted
- Mar 20, 1996
- Effective
- Mar 20, 1996
- Last action
- May 1, 2024
FCC actions (1)
- Mar 21, 2008 — License expired LIEXP
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Jul 1, 2024 → Oct 4, 2026 · 22 snapshots · as WB4USF
Amateur Radio Club at USF
University of South Florida, 4202 E. Fowler Ave, MSC4100, Tampa, FL 33620 - Seen Apr 27, 2024 → Oct 4, 2026 · 13 snapshots · as KO4ZRQ
Amateur Radio Club At USF
Attn: Corey J Clark
PO Box 46341
Tampa, FL 33646 - Seen Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as KO4WMQ
ANTHONY M SEDORE
4921 PICTURE AVE, HOLIDAY, FL 34691 - Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as WB4USF
MARVIN S OLSON
1757 WESTWARD DR, MIAMI SPRINGS, FL 33166
Others requesting WB4USF
1 application listed WB4USF as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Apr 18, 2022 | May 6, 2022 | KO4ZRQ · Amateur Radio Club At USF · Tampa, FL | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for WB4USF in the last 24 hours. They show up here within seconds of WB4USF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.