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, WIKF5MRK HAM
✅ Available for a vanity request — free since Sep 15, 2023.
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 Sep 15, 2023
Previous holder: FREDERICK A MAHAFFEY
Held KF5MRK Sep 14, 2011 → Sep 14, 2021 · first licensed Sep 14, 2011 as KF5MRK · 1 license · FRN 0021151246
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- Licensee
- FREDERICK A MAHAFFEY
- Address
- 1637 CR 1306
RUSK, TX 75785
- FRN
- 0021151246
- Last granted
- Sep 14, 2011
- Effective
- Sep 14, 2011
- Last action
- Sep 15, 2023
FCC actions (3)
- Sep 15, 2023 — License expired LIEXP
- Sep 14, 2011 — License issued LIISS
- Sep 14, 2011 — 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 Oct 17, 2011 → Oct 4, 2026 · 46 snapshots · as KF5MRK
FREDERICK A MAHAFFEY
1637 CR 1306, RUSK, TX 75785
Others requesting KF5MRK
2 applications listed KF5MRK as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Dec 10, 2024 | Dec 28, 2024 | KJ5JFP · ALEXANDER ERNST · LEWISVILLE, TX | 7 | Granted |
| Dec 10, 2024 | Dec 28, 2024 | KJ5JFP · ALEXANDER ERNST · LEWISVILLE, TX | 7 | Dismissed |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KF5MRK in the last 24 hours. They show up here within seconds of KF5MRK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.