🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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
KC3NSE HAM
✅
Available for a vanity request — free since Jun 27, 2025.
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 Jun 27, 2025
Previous holder: AUSTIN S STEINGRUBE
Held KC3NSE Jun 27, 2019 → Jun 26, 2023
· first licensed Jun 27, 2019 as KC3NSE
· 3 licenses · FRN 0028580447
N4SPR
Active
Amateur Extra · vanity
Sep 24, 2024 → expires Sep 24, 2034
Licensee AUSTIN S STEINGRUBE
Address 45516 Brawny Street GREAT MILLS, MD 20634
38.2893, -76.5006 (street) · Grid
FM18rg · CQ 5 · ITU 8 ·
map ↗
FRN 0028580447
Previous call AC3KF (General)
Last granted Sep 24, 2024
Effective Sep 24, 2024
Last action Sep 24, 2024
FCC actions (2)
Sep 24, 2024 — Vanity call sign granted VANGRT Sep 24, 2024 — License issued LIISS
AC3KF
Canceled
Amateur Extra
Jun 27, 2019 → Sep 24, 2024 (canceled)
Licensee AUSTIN S STEINGRUBE
Address 45516 Brawny Street GREAT MILLS, MD 20634
38.2893, -76.5006 (street) · Grid
FM18rg · CQ 5 · ITU 8 ·
map ↗
FRN 0028580447
Previous call KC3NSE (General)
Last granted Jun 27, 2019
Effective Jun 26, 2023
Last action Sep 24, 2024
FCC actions (3)
Sep 24, 2024 — License canceled LICAN Jun 26, 2023 — Systematic call sign granted SYSGRT Jun 26, 2023 — License issued LIISS
KC3NSE
Canceled
Amateur Extra
Jun 27, 2019 → Jun 26, 2023 (canceled)
Licensee AUSTIN S STEINGRUBE
Address 45516 Brawny Street GREAT MILLS, MD 20634
38.2893, -76.5006 (street) · Grid
FM18rg · CQ 5 · ITU 8 ·
map ↗
FRN 0028580447
Last granted Jun 27, 2019
Effective Jun 26, 2023
Last action Jun 26, 2023
FCC actions (5)
Jun 26, 2023 — License canceled LICAN Feb 13, 2021 — Administrative update LIAUA Jul 25, 2019 — Administrative update LIAUA Jun 27, 2019 — License issued LIISS Jun 27, 2019 — 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 · 34 snapshots · as KC3NSE
AUSTIN S STEINGRUBE
45516 Brawny Street, Great Mills, MD 20634
38.2893, -76.5006 (street) · Grid
FM18rg · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC3NSE in the last 24 hours. They show up here within seconds of KC3NSE 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