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, WIKD9YRW HAM
✅ Available for a vanity request — free since Apr 30, 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 Apr 30, 2026
Previous holder: Martin Mueller
Held KD9YRW Aug 2, 2023 → Apr 29, 2024 · first licensed Aug 2, 2023 as KD9YRW · 3 licenses · FRN 0033343971
-
- Licensee
- Martin Mueller
- Address
- PO Box 422
West Bend, WI 53095-9998
- FRN
- 0033343971
- Previous call
- AD9EN (General)
- Last granted
- May 25, 2024
- Effective
- May 25, 2024
- Last action
- May 25, 2024
FCC actions (2)
- May 25, 2024 — Vanity call sign granted VANGRT
- May 25, 2024 — License issued LIISS
-
- Licensee
- MARTIN MUELLER
- Address
- PO Box 422
WEST BEND, WI 53095-9998
- FRN
- 0033343971
- Previous call
- KD9YRW (General)
- Last granted
- Aug 2, 2023
- Effective
- Apr 29, 2024
- Last action
- May 25, 2024
FCC actions (3)
- May 25, 2024 — License canceled LICAN
- Apr 29, 2024 — Systematic call sign granted SYSGRT
- Apr 29, 2024 — License issued LIISS
-
- Licensee
- MARTIN MUELLER
- Address
- PO Box 422
WEST BEND, WI 53095-9998
- FRN
- 0033343971
- Last granted
- Aug 2, 2023
- Effective
- Apr 29, 2024
- Last action
- Apr 29, 2024
FCC actions (5)
- Apr 29, 2024 — License canceled LICAN
- Jan 30, 2024 — License modified LIMOD
- Aug 3, 2023 — Administrative update LIAUA
- Aug 2, 2023 — License issued LIISS
- Aug 2, 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.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KD9YRW in the last 24 hours. They show up here within seconds of KD9YRW beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.