🕒 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, WI
KO4JKC HAM
✅
Available for a vanity request — free since Apr 30, 2024.
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 Apr 30, 2024
Previous holder: Aaron R Clarke
Held KO4JKC Nov 17, 2020 → Apr 29, 2022
· first licensed Nov 17, 2020 as KO4JKC
· 3 licenses · FRN 0030195762
N0CRX
Active
Amateur Extra · vanity
May 6, 2025 → expires May 6, 2035
Licensee Aaron R Clarke
Address 524 LADY SLIPPER LN LYNCHBURG, VA 24502-4995
37.4281, -79.2417 (street) · Grid
FM07jk · CQ 5 · ITU 8 ·
map ↗
FRN 0030195762
Previous call KF4CRX (General)
Last granted May 6, 2025
Effective May 6, 2025
Last action May 6, 2025
FCC actions (2)
May 6, 2025 — Vanity call sign granted VANGRT May 6, 2025 — License issued LIISS
KF4CRX
Canceled
Amateur Extra · vanity
Apr 29, 2022 → May 6, 2025 (canceled)
Licensee Aaron R Clarke
Address 524 LADY SLIPPER LN LYNCHBURG, VA 24502-4995
37.4281, -79.2417 (street) · Grid
FM07jk · CQ 5 · ITU 8 ·
map ↗
FRN 0030195762
Previous call KO4JKC (General)
Last granted Apr 29, 2022
Effective Oct 16, 2024
Last action May 6, 2025
FCC actions (4)
May 6, 2025 — License canceled LICAN Oct 16, 2024 — License modified LIMOD Apr 29, 2022 — Vanity call sign granted VANGRT Apr 29, 2022 — License issued LIISS
KO4JKC
Canceled
General
Nov 17, 2020 → Apr 29, 2022 (canceled)
Licensee AARON R CLARKE
Address 524 LADY SLIPPER LN LYNCHBURG, VA 24502-4995
37.4281, -79.2417 (street) · Grid
FM07jk · CQ 5 · ITU 8 ·
map ↗
FRN 0030195762
Last granted Nov 17, 2020
Effective Apr 11, 2022
Last action Apr 29, 2022
FCC actions (4)
Apr 29, 2022 — License canceled LICAN Apr 11, 2022 — License modified LIMOD Nov 17, 2020 — License issued LIISS Nov 17, 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 · 29 snapshots · as KO4JKC
AARON R CLARKE
524 LADY SLIPPER LN, LYNCHBURG, VA 24502-4995
37.4281, -79.2417 (street) · Grid
FM07jk · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4JKC in the last 24 hours. They show up here within seconds of KO4JKC 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