N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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, WIKO4EON HAM
✅ Available for a vanity request — free since Jul 12, 2022.
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 Jul 12, 2022
Previous holder: Donald A Grubbs
Held KO4EON Jun 23, 2020 → Jul 11, 2020 · first licensed Jun 23, 2020 as KO4EON · 3 licenses · FRN 0029397296
-
- Licensee
- Donald A Grubbs
- Address
- 197 Tuscany Dr
Somerset, KY 42503
- FRN
- 0029397296
- Previous call
- KY4DAG (General)
- Last granted
- Aug 17, 2021
- Effective
- Aug 17, 2021
- Last action
- Aug 17, 2021
FCC actions (2)
- Aug 17, 2021 — Vanity call sign granted VANGRT
- Aug 17, 2021 — License issued LIISS
-
- Licensee
- Donald A Grubbs
- Address
- 197 Tuscany Dr
Somerset, KY 42503
- FRN
- 0029397296
- Previous call
- KO4EON (General)
- Last granted
- Jul 11, 2020
- Effective
- Dec 2, 2020
- Last action
- Aug 17, 2021
FCC actions (5)
- Aug 17, 2021 — License canceled LICAN
- Dec 2, 2020 — License modified LIMOD
- Aug 5, 2020 — License modified LIMOD
- Jul 11, 2020 — Vanity call sign granted VANGRT
- Jul 11, 2020 — License issued LIISS
-
- Licensee
- Donald A Grubbs
- Address
- 197 Tuscany Dr
Somerset, KY 42503
- FRN
- 0029397296
- Last granted
- Jun 23, 2020
- Effective
- Jun 23, 2020
- Last action
- Jul 11, 2020
FCC actions (3)
- Jul 11, 2020 — License canceled LICAN
- Jun 23, 2020 — License issued LIISS
- Jun 23, 2020 — 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 Apr 16, 2022 → Oct 4, 2026 · 39 snapshots · as KO4EON
Donald A Grubbs
197 Tuscany Dr, Somerset, KY 42503
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4EON in the last 24 hours. They show up here within seconds of KO4EON beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.