🕒 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
KN4DZX HAM
✅
Available for a vanity request — free since Jun 1, 2021.
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 1, 2021
Previous holder: DAVID C SPICER
Held KN4DZX Jun 16, 2017 → May 31, 2019
· first licensed Jun 16, 2017 as KN4DZX
· 2 licenses · FRN 0026614123
K4DZX
Active
General · vanity
May 31, 2019 → expires May 31, 2029
Licensee DAVID C SPICER
Address 1359 W RHETT BUTLER RD Clarksville, TN 37042
36.6327, -87.3773 (street) · Grid
EM66hp · CQ 4 · ITU 8 ·
map ↗
FRN 0026614123
Previous call KN4DZX (Technician)
Last granted May 31, 2019
Effective Mar 25, 2026
Last action Mar 25, 2026
FCC actions (5)
Mar 25, 2026 — Administrative update LIAUA Apr 9, 2022 — Administrative update LIAUA Aug 18, 2020 — Administrative update LIAUA May 31, 2019 — Vanity call sign granted VANGRT May 31, 2019 — License issued LIISS
KN4DZX
Canceled
General
Jun 16, 2017 → May 31, 2019 (canceled)
Licensee DAVID C SPICER
Address 1403 ADDISON CLARKSVILLE, TN 37042
36.5693, -87.4118 (ZIP center) · Grid
EM66hn · CQ 4 · ITU 8 ·
map ↗
FRN 0026614123
Last granted Jun 16, 2017
Effective Mar 14, 2018
Last action May 31, 2019
FCC actions (4)
May 31, 2019 — License canceled LICAN Mar 14, 2018 — License modified LIMOD Jun 16, 2017 — License issued LIISS Jun 16, 2017 — 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 K4DZX
DAVID C SPICER
1359 W RHETT BUTLER RD, Clarksville, TN 37042
36.6327, -87.3773 (street) · Grid
EM66hp · CQ 4 · ITU 8 ·
map ↗
Seen May 7, 2018 → Oct 4, 2026 · 17 snapshots · as KN4DZX
DAVID C SPICER
1403 ADDISON, CLARKSVILLE, TN 37042
36.5693, -87.4118 (ZIP center) · Grid
EM66hn · CQ 4 · ITU 8 ·
map ↗
Seen Apr 16, 2022 → Sep 25, 2025 · 11 snapshots · as K4DZX
DAVID C SPICER
PO Box 200 1403 Addison Drive, Clarksville, TN 37042
36.5693, -87.4118 (ZIP center) · Grid
EM66hn · CQ 4 · ITU 8 ·
map ↗
Seen Sep 5, 2017 → Jan 2, 2018 · 3 snapshots · as KN4DZX
David C Spicer
1403 Addison Drive, Clarksville, TN 37042
36.5693, -87.4118 (ZIP center) · Grid
EM66hn · CQ 4 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KN4DZX in the last 24 hours. They show up here within seconds of KN4DZX 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