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, WIKM4SDK HAM
✅ Available for a vanity request — free since Feb 28, 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 Feb 28, 2023
Previous holder: CARLOS BARROS VILLAHERMOSA
Held KM4SDK Mar 10, 2016 → Feb 27, 2021 · first licensed Mar 10, 2016 as KM4SDK · 2 licenses · FRN 0022501282
-
- Licensee
- CARLOS BARROS VILLAHERMOSA
- Address
- PO BOX 34561
FORT BUCHANAN, PR 00934
- FRN
- 0022501282
- Previous call
- KM4SDK (Technician)
- Last granted
- Feb 27, 2021
- Effective
- Feb 27, 2021
- Last action
- Feb 27, 2021
FCC actions (2)
- Feb 27, 2021 — Vanity call sign granted VANGRT
- Feb 27, 2021 — License issued LIISS
-
- Licensee
- CARLOS BARROS VILLAHERMOSA
- Address
- PO BOX 34561
FORT BUCHANAN, PR 00934
- FRN
- 0022501282
- Last granted
- Mar 10, 2016
- Effective
- Dec 21, 2020
- Last action
- Feb 27, 2021
FCC actions (7)
- Feb 27, 2021 — License canceled LICAN
- Dec 21, 2020 — License modified LIMOD
- Nov 24, 2020 — License modified LIMOD
- Mar 18, 2016 — FCC action LTSFRN
- Mar 11, 2016 — FCC action ESCFND
- Mar 10, 2016 — License issued LIISS
- Mar 10, 2016 — 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 KM4SDK in the last 24 hours. They show up here within seconds of KM4SDK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.