🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 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, WI
KG4FEN HAM
✅
Available for a vanity request — free since Jul 5, 2002.
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 5, 2002
Previous holder: JASON B OSBORN
Held KG4FEN Nov 5, 1999 → Jul 4, 2000
· first licensed Nov 5, 1999 as KG4FEN
· 3 licenses · FRN 0002596153
📦 Moved: Jacksonville, FL → Saint Augustine, FL
W4JBO
Active
Technician · vanity
Aug 30, 2005 → expires Aug 30, 2035
Licensee JASON B OSBORN
Address 212 ST CROIX ISLAND DRIVE SAINT AUGUSTINE, FL 32092
30.0330, -81.5200 (street) · Grid
EM90fa · CQ 5 · ITU 8 ·
map ↗
FRN 0002596153
Previous call K4JBO
Last granted Jul 15, 2025
Effective Jul 15, 2025
Last action Jul 15, 2025
FCC actions (7)
Jul 15, 2025 — License renewed LIREN Aug 25, 2015 — License renewed LIREN May 1, 2014 — Administrative update LIAUA Jan 3, 2011 — Administrative update LIAUA Mar 31, 2006 — Administrative update LIAUA Aug 30, 2005 — Vanity call sign granted VANGRT Aug 30, 2005 — License issued LIISS
📦 Moved: Cullman, AL → Jacksonville, FL
K4JBO
Canceled
Technician · vanity
Jul 4, 2000 → Aug 30, 2005 (canceled)
Licensee Jason B Osborn
Address 3900 OLDFORD CROSSING DRIVE APT 303 JACKSONVILLE, FL 32223
30.1566, -81.6494 (ZIP center) · Grid
EM90ed · CQ 5 · ITU 8 ·
map ↗
FRN 0002596153
Previous call KG4FEN
Last granted Jul 4, 2000
Effective Apr 20, 2005
Last action Aug 30, 2005
FCC actions (3)
Aug 30, 2005 — License canceled LICAN Apr 20, 2005 — Administrative update LIAUA Jul 4, 2000 — License issued LIISS
KG4FEN
Canceled
Technician
Nov 5, 1999 → Jul 4, 2000 (canceled)
Licensee Jason B Osborn
Address 2064 Adelsheim Cir Cullman, AL 35055
34.1512, -86.7587 (ZIP center) · Grid
EM64od · CQ 4 · ITU 8 ·
map ↗
FRN 0002596153
Last granted Nov 5, 1999
Effective Nov 5, 1999
Last action Jul 4, 2000
FCC actions (2)
Jul 4, 2000 — License canceled LICAN Nov 5, 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 22, 2014 → Sep 27, 2026 · 36 snapshots · as W4JBO
JASON B OSBORN
212 ST CROIX ISLAND DRIVE, SAINT AUGUSTINE, FL 32092
30.0330, -81.5200 (street) · Grid
EM90fa · CQ 5 · ITU 8 ·
map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as K4JBO
Jason B Osborn
3900 OLDFORD CROSSING DRIVE APT 303, JACKSONVILLE, FL 32223
30.1566, -81.6494 (ZIP center) · Grid
EM90ed · CQ 5 · ITU 8 ·
map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 48 snapshots · as KG4FEN
Jason B Osborn
2064 Adelsheim Cir, Cullman, AL 35055
34.1512, -86.7587 (ZIP center) · Grid
EM64od · CQ 4 · ITU 8 ·
map ↗
Seen Oct 17, 2011 → Mar 28, 2014 · 9 snapshots · as W4JBO
JASON B OSBORN
922 SCRUB JAY DRIVE, SAINT AUGUSTINE, FL 32092
29.9293, -81.5219 (ZIP center) · Grid
EL99fw · CQ 5 · ITU 8 ·
map ↗
Seen May 27, 2010 · 1 snapshot · as W4JBO
Jason B Osborn
1767 Ferncreek Street, Saint Augustine, FL 32092
29.9293, -81.5219 (ZIP center) · Grid
EL99fw · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KG4FEN in the last 24 hours. They show up here within seconds of KG4FEN 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