N9TPB
FCC License Search
🕒 FCC license data updated today 9:45 am CDT · 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, WIKD0WKF HAM
✅ Available for a vanity request — free since Mar 15, 2019.
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 Mar 15, 2019
Previous holder: Gavin A Underdown
Held KD0WKF Aug 13, 2013 → Mar 14, 2017 · first licensed Aug 13, 2013 as KD0WKF · 2 licenses · FRN 0022874796
-
- Licensee
- Gavin A Underdown
- Address
- Attn: Gavin Underdown
4136 Towers Rd
Saint Charles, MO 63304
- FRN
- 0022874796
- Previous call
- KD0WKF (General)
- Last granted
- Mar 14, 2017
- Effective
- Aug 16, 2024
- Last action
- Aug 16, 2024
FCC actions (4)
- Aug 16, 2024 — Administrative update LIAUA
- May 22, 2017 — License modified LIMOD
- Mar 14, 2017 — Vanity call sign granted VANGRT
- Mar 14, 2017 — License issued LIISS
-
- Licensee
- Gavin A Underdown
- Address
- 4136 Towers Rd
Saint Charles, MO 63304
- FRN
- 0022874796
- Last granted
- Aug 13, 2013
- Effective
- Mar 13, 2017
- Last action
- Mar 14, 2017
FCC actions (4)
- Mar 14, 2017 — License canceled LICAN
- Mar 13, 2017 — License modified LIMOD
- Aug 13, 2013 — License issued LIISS
- Aug 13, 2013 — 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 22, 2013 → Oct 4, 2026 · 60 snapshots · as KD0WKF
Gavin A Underdown
4136 Towers Rd, Saint Charles, MO 63304
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KD0WKF in the last 24 hours. They show up here within seconds of KD0WKF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.