N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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, WIKF0WLA HAM
⏳ Not available yet — opens for vanity requests Mar 28, 2028, two years after the license was canceled (Mar 27, 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
Previous holder: David Sonnie
Held KF0WLA Feb 20, 2026 → Mar 27, 2026 · first licensed Feb 20, 2026 as KF0WLA · 4 licenses · FRN 0037928801
-
- Licensee
- David Sonnie
- Address
- Attn: David Sonnie
118 N Quicksilver Ave
Castle Rock, CO 80104
- FRN
- 0037928801
- Previous call
- WT8A (General)
- Last granted
- Aug 18, 2026
- Effective
- Aug 18, 2026
- Last action
- Aug 18, 2026
FCC actions (2)
- Aug 18, 2026 — Vanity call sign granted VANGRT
- Aug 18, 2026 — License issued LIISS
-
- Licensee
- David Sonnie
- Address
- Attn: David Sonnie
118 N Quicksilver Ave
Castle Rock, CO 80104
- FRN
- 0037928801
- Previous call
- W0EGM (General)
- Last granted
- Jun 23, 2026
- Effective
- Jun 23, 2026
- Last action
- Aug 18, 2026
FCC actions (3)
- Aug 18, 2026 — License canceled LICAN
- Jun 23, 2026 — Vanity call sign granted VANGRT
- Jun 23, 2026 — License issued LIISS
-
- Licensee
- David Sonnie
- Address
- 118 N Quicksilver Ave
Castle Rock, CO 80104
- FRN
- 0037928801
- Previous call
- KF0WLA (General)
- Last granted
- Mar 27, 2026
- Effective
- Apr 20, 2026
- Last action
- Jun 23, 2026
FCC actions (5)
- Jun 23, 2026 — License canceled LICAN
- Apr 20, 2026 — License modified LIMOD
- Mar 31, 2026 — License modified LIMOD
- Mar 27, 2026 — Vanity call sign granted VANGRT
- Mar 27, 2026 — License issued LIISS
-
- Licensee
- David Sonnie
- Address
- 118 N Quicksilver Ave
Castle Rock, CO 80104
- FRN
- 0037928801
- Last granted
- Feb 20, 2026
- Effective
- Feb 20, 2026
- Last action
- Mar 27, 2026
FCC actions (3)
- Mar 27, 2026 — License canceled LICAN
- Feb 20, 2026 — License issued LIISS
- Feb 20, 2026 — 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 27, 2026 → Oct 4, 2026 · 8 snapshots · as KF0WLA
David Sonnie
118 N Quicksilver Ave, Castle Rock, CO 80104
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KF0WLA in the last 24 hours. They show up here within seconds of KF0WLA beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.