🕒 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
KO4AHT HAM
✅
Available for a vanity request — free since Feb 16, 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 Feb 16, 2022
Previous holder: Calvin R Lark
Held KO4AHT Jul 19, 2019 → Feb 15, 2020
· first licensed Aug 27, 1999 as KG4EJJ
· 3 licenses · FRN 0003102456
K4CRA
Active
General · vanity
Feb 15, 2020 → expires Feb 15, 2030
Licensee Calvin R Lark
Address 3386 MILLCREST DR. JACKSONVILLE, FL 32277
30.3618, -81.5800 (street) · Grid
EM90fi · CQ 5 · ITU 8 ·
map ↗
FRN 0003102456
Previous call KO4AHT (Technician)
Last granted Feb 15, 2020
Effective Feb 15, 2020
Last action Feb 15, 2020
FCC actions (2)
Feb 15, 2020 — Vanity call sign granted VANGRT Feb 15, 2020 — License issued LIISS
KO4AHT
Canceled
General
Jul 19, 2019 → Feb 15, 2020 (canceled)
Licensee Calvin R Lark
Address 3386 MILLCREST DR. JACKSONVILLE, FL 32277
30.3618, -81.5800 (street) · Grid
EM90fi · CQ 5 · ITU 8 ·
map ↗
FRN 0003102456
Previous call KG4EJJ (Technician)
Last granted Jul 19, 2019
Effective Nov 26, 2019
Last action Feb 15, 2020
FCC actions (3)
Feb 15, 2020 — License canceled LICAN Nov 26, 2019 — Systematic call sign granted SYSGRT Nov 26, 2019 — License issued LIISS
KG4EJJ
Canceled
General
Aug 27, 1999 → Nov 26, 2019 (canceled)
Licensee Calvin R Lark
Address 3386 MILLCREST DR. JACKSONVILLE, FL 32277
30.3618, -81.5800 (street) · Grid
EM90fi · CQ 5 · ITU 8 ·
map ↗
FRN 0003102456
Last granted Jul 19, 2019
Effective Jul 19, 2019
Last action Nov 26, 2019
FCC actions (5)
Nov 26, 2019 — License canceled LICAN Jul 19, 2019 — License renewed LIREN Feb 4, 2019 — License modified LIMOD Aug 18, 2009 — License renewed LIREN Aug 27, 1999 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen May 27, 2010 → Oct 4, 2026 · 73 snapshots · as KG4EJJ
Calvin R Lark
3386 Millcrest Dr., Jacksonville, FL 32277
30.3618, -81.5800 (street) · Grid
EM90fi · CQ 5 · ITU 8 ·
map ↗
Seen Nov 7, 2004 · 1 snapshot · as KG4EJJ
Calvin R Lark
11629 Marina Dr, Jacksonville, FL 32246
30.2910, -81.5121 (ZIP center) · Grid
EM90fg · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4AHT in the last 24 hours. They show up here within seconds of KO4AHT 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