🕒 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, WI
KO4VFI HAM
⏳
Not available yet — opens for vanity requests
Jun 28, 2027 , two years after the license was canceled (Jun 27, 2025).
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL:
LoTW user · last upload Jun 6, 2025
· not eQSL AG
· QRZ · HamQTH
Not currently held
· 1 holder on record
Previous holder: Robert L Harvey
Held KO4VFI Dec 7, 2021 → Jun 27, 2025
· first licensed Dec 7, 2021 as KO4VFI
· 3 licenses · FRN 0031694359
WX4RH
Active
Amateur Extra · vanity
Sep 12, 2025 → expires Sep 12, 2035
Licensee Robert L Harvey
Address PO Box 32232 Knoxville, TN 37930
FRN 0031694359
Previous call W4AAP (General)
Last granted Sep 12, 2025
Effective Feb 21, 2026
Last action Feb 21, 2026
FCC actions (3)
Feb 21, 2026 — Administrative update LIAUA Sep 12, 2025 — Vanity call sign granted VANGRT Sep 12, 2025 — License issued LIISS
W4AAP
Canceled
Amateur Extra · vanity
Jun 27, 2025 → Sep 12, 2025 (canceled)
Licensee Robert L Harvey
Address 9224 Countryway Dr Knoxville, TN 37922
35.8605, -84.1005 (ZIP center) · Grid
EM75wu · CQ 4 · ITU 8 ·
map ↗
FRN 0031694359
Previous call KO4VFI (General)
Last granted Jun 27, 2025
Effective Aug 4, 2025
Last action Sep 12, 2025
FCC actions (4)
Sep 12, 2025 — License canceled LICAN Aug 4, 2025 — License modified LIMOD Jun 27, 2025 — Vanity call sign granted VANGRT Jun 27, 2025 — License issued LIISS
KO4VFI
Canceled
General
Dec 7, 2021 → Jun 27, 2025 (canceled)
Licensee Robert L Harvey
Address PO Box 32232 Knoxville, TN 37930
FRN 0031694359
Last granted Dec 7, 2021
Effective Jun 14, 2025
Last action Jun 27, 2025
FCC actions (6)
Jun 27, 2025 — License canceled LICAN Jun 14, 2025 — Administrative update LIAUA Jan 10, 2022 — License modified LIMOD Dec 9, 2021 — Administrative update LIAUA Dec 7, 2021 — License issued LIISS Dec 7, 2021 — 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 25, 2025 → Oct 4, 2026 · 5 snapshots · as KO4VFI
Robert L Harvey
PO Box 32232 Knoxville, TN 37930
Seen Apr 16, 2022 → Oct 4, 2026 · 14 snapshots · as W4AAP
Robert L Harvey
9224 Countryway Dr, Knoxville, TN 37922
35.8605, -84.1005 (ZIP center) · Grid
EM75wu · CQ 4 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4VFI in the last 24 hours. They show up here within seconds of KO4VFI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB