🕒 FCC license data updated today 9:40 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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
N4SFX
✅
Available for a vanity request — free since Mar 16, 2026.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
Not currently held
· 2 holders on record
· available since Mar 16, 2026
Previous holder: SAMUEL F CORT Jr
Held N4SFX Dec 5, 2023 → Mar 15, 2024
· first licensed Oct 31, 2023 as KQ4MDD
· 4 licenses · FRN 0034409417
K1SLK
Active
Amateur Extra · vanity
Apr 5, 2024 → expires Apr 5, 2034
Licensee SAMUEL F CORT Jr
Address 1659 HIGHWAY 20 W PMB 403 MCDONOUGH, GA 30253-7311
33.4780, -84.1006 (street) · Grid
EM73wl · CQ 5 · ITU 8 ·
map ↗
FRN 0034409417
Previous call K8ATL (General)
Last granted Apr 5, 2024
Effective Apr 6, 2024
Last action Apr 6, 2024
FCC actions (3)
Apr 6, 2024 — FCC action LIAUA Apr 5, 2024 — Vanity call sign granted VANGRT Apr 5, 2024 — License issued LIISS
K8ATL
Canceled
Amateur Extra · vanity
Mar 15, 2024 → Apr 5, 2024 (canceled)
Licensee SAMUEL F CORT Jr
Address 1659 HIGHWAY 20 W PMB 403 MCDONOUGH, GA 30253-7311
33.4780, -84.1006 (street) · Grid
EM73wl · CQ 5 · ITU 8 ·
map ↗
FRN 0034409417
Previous call N4SFX (General)
Last granted Mar 15, 2024
Effective Mar 15, 2024
Last action Apr 5, 2024
FCC actions (3)
Apr 5, 2024 — License canceled LICAN Mar 15, 2024 — Vanity call sign granted VANGRT Mar 15, 2024 — License issued LIISS
N4SFX
Canceled
Amateur Extra · vanity
Dec 5, 2023 → Mar 15, 2024 (canceled)
Licensee SAMUEL F CORT Jr
Address 1659 HIGHWAY 20 W PMB 403 MCDONOUGH, GA 30253-7311
33.4780, -84.1006 (street) · Grid
EM73wl · CQ 5 · ITU 8 ·
map ↗
FRN 0034409417
Previous call KQ4MDD (General)
Last granted Dec 5, 2023
Effective Dec 13, 2023
Last action Mar 15, 2024
FCC actions (4)
Mar 15, 2024 — License canceled LICAN Dec 13, 2023 — License modified LIMOD Dec 5, 2023 — Vanity call sign granted VANGRT Dec 5, 2023 — License issued LIISS
KQ4MDD
Canceled
General
Oct 31, 2023 → Dec 5, 2023 (canceled)
Licensee SAMUEL F CORT JR
Address 1659 HIGHWAY 20 W PMB 403 MCDONOUGH, GA 30253-7311
33.4780, -84.1006 (street) · Grid
EM73wl · CQ 5 · ITU 8 ·
map ↗
FRN 0034409417
Last granted Oct 31, 2023
Effective Nov 21, 2023
Last action Dec 5, 2023
FCC actions (4)
Dec 5, 2023 — License canceled LICAN Nov 21, 2023 — License modified LIMOD Oct 31, 2023 — License issued LIISS Oct 31, 2023 — 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 27, 2024 → Sep 27, 2026 · 44 snapshots · as KQ4MDD
SAMUEL F CORT JR
1659 HIGHWAY 20 W PMB 403, MCDONOUGH, GA 30253-7311
33.4780, -84.1006 (street) · Grid
EM73wl · CQ 5 · ITU 8 ·
map ↗
Previous holder: THOMAS E WHITMAN
Held N4SFX Mar 8, 1988 → Mar 8, 1998
· first licensed Mar 8, 1988 as N4SFX
· 1 license · no FRN on file (pre-2001 records)
N4SFX
Expired
Technician Plus
Mar 8, 1988 → Mar 8, 1998 (expired)
Licensee THOMAS E WHITMAN
Address 444 E MAGNOLIA ST JESUP, GA 31545
31.5726, -81.9909 (ZIP center) · Grid
EM91an · CQ 5 · ITU 8 ·
map ↗
Last granted Mar 8, 1988
Effective Mar 8, 1988
Last action Mar 9, 2000
FCC actions (1)
Mar 9, 2000 — License expired LIEXP
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as N4SFX
THOMAS E WHITMAN
444 E MAGNOLIA ST, JESUP, GA 31545
31.5726, -81.9909 (ZIP center) · Grid
EM91an · CQ 5 · ITU 8 ·
map ↗
Vanity requests for N4SFX
3 applications listed N4SFX as a choice, newest first.
Data: FCC Universal Licensing System, amateur service · refreshed nightly
n9tpb.com · 73 de N9TPB