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, WIKQ4JJC HAM
✅ Available for a vanity request — free since Oct 4, 2025.
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 Oct 4, 2025
Previous holder: Markus Mueller
Held KQ4JJC Jun 27, 2023 → Oct 3, 2023 · first licensed Jun 27, 2023 as KQ4JJC · 2 licenses · FRN 0033823063
-
- Licensee
- Markus Mueller
- Address
- 5084 Rimini Ave
Ave Maria, FL 34142
- FRN
- 0033823063
- Previous call
- KQ4JJC (General)
- Last granted
- Oct 3, 2023
- Effective
- Sep 18, 2025
- Last action
- Sep 18, 2025
FCC actions (6)
- Sep 18, 2025 — Administrative update LIAUA
- Mar 19, 2025 — Administrative update LIAUA
- May 14, 2024 — Administrative update LIAUA
- Oct 4, 2023 — Administrative update LIAUA
- Oct 3, 2023 — Vanity call sign granted VANGRT
- Oct 3, 2023 — License issued LIISS
-
- Licensee
- Markus Mueller
- Address
- 5681 Agostino Way
Ave Maria, FL 34142
- FRN
- 0033823063
- Last granted
- Jun 27, 2023
- Effective
- Sep 13, 2023
- Last action
- Oct 3, 2023
FCC actions (5)
- Oct 3, 2023 — License canceled LICAN
- Sep 13, 2023 — License modified LIMOD
- Jul 18, 2023 — License modified LIMOD
- Jun 27, 2023 — License issued LIISS
- Jun 27, 2023 — 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 Sep 25, 2025 → Oct 4, 2026 · 3 snapshots · as AI4MM
Markus Mueller
5084 Rimini Ave, Ave Maria, FL 34142 - Seen Apr 27, 2024 → Oct 4, 2026 · 13 snapshots · as KQ4JJC
Markus Mueller
5681 Agostino Way, Ave Maria, FL 34142 - Seen Apr 25, 2025 → May 29, 2025 · 2 snapshots · as AI4MM
Markus Mueller
919 Honeydew Ln, McKinney, TX 75071 - Seen Jul 1, 2024 → Mar 13, 2025 · 6 snapshots · as AI4MM
Markus Mueller
5658 Argento DR, Ave Maria, FL 34142
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KQ4JJC in the last 24 hours. They show up here within seconds of KQ4JJC beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.