🕒 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
KR4MJH HAM
⏳
Not available yet — opens for vanity requests
Jun 16, 2028 , two years after the license was canceled (Jun 15, 2026).
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
Previous holder: DIRK TOEPFER
Held KR4MJH May 20, 2026 → Jun 15, 2026
· first licensed May 20, 2026 as KR4MJH
· 3 licenses · FRN 0038244463
NU1J
Active
Amateur Extra · vanity
Jul 10, 2026 → expires Jul 10, 2036
Licensee DIRK TOEPFER
Address 2050 JAKE ST, APT 315, C/O MARVIN TOEPFER Orlando, FL 32814
28.5695, -81.3265 (ZIP center) · Grid
EL98in · CQ 5 · ITU 8 ·
map ↗
FRN 0038244463
Previous call NA4CU (General)
Last granted Jul 10, 2026
Effective Aug 7, 2026
Last action Aug 7, 2026
FCC actions (3)
Aug 7, 2026 — Administrative update LIAUA Jul 10, 2026 — Vanity call sign granted VANGRT Jul 10, 2026 — License issued LIISS
NA4CU
Canceled
Amateur Extra
May 20, 2026 → Jul 10, 2026 (canceled)
Licensee DIRK TOEPFER
Address 4424 LOWER PARK RD UNIT 1218 Orlando, FL 32814-6343
28.5695, -81.3265 (ZIP center) · Grid
EL98in · CQ 5 · ITU 8 ·
map ↗
FRN 0038244463
Previous call KR4MJH (General)
Last granted May 20, 2026
Effective Jun 15, 2026
Last action Jul 10, 2026
FCC actions (3)
Jul 10, 2026 — License canceled LICAN Jun 15, 2026 — Systematic call sign granted SYSGRT Jun 15, 2026 — License issued LIISS
KR4MJH
Canceled
Amateur Extra
May 20, 2026 → Jun 15, 2026 (canceled)
Licensee DIRK TOEPFER
Address 4424 LOWER PARK RD UNIT 1218 Orlando, FL 32814-6343
28.5695, -81.3265 (ZIP center) · Grid
EL98in · CQ 5 · ITU 8 ·
map ↗
FRN 0038244463
Last granted May 20, 2026
Effective Jun 15, 2026
Last action Jun 15, 2026
FCC actions (3)
Jun 15, 2026 — License canceled LICAN May 20, 2026 — License issued LIISS May 20, 2026 — 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 27, 2026 → Oct 4, 2026 · 2 snapshots · as NU1J
DIRK TOEPFER
2050 JAKE ST, APT 315, C/O MARVIN TOEPFER, Orlando, FL 32814
28.5695, -81.3265 (ZIP center) · Grid
EL98in · CQ 5 · ITU 8 ·
map ↗
Seen Sep 27, 2026 → Oct 4, 2026 · 4 snapshots · as KR4MJH
DIRK TOEPFER
4424 LOWER PARK RD UNIT 1218, Orlando, FL 32814-6343
28.5695, -81.3265 (ZIP center) · Grid
EL98in · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KR4MJH in the last 24 hours. They show up here within seconds of KR4MJH 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