🕒 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
K4JHN HAM
⏳
Not available yet — opens for vanity requests
Jun 7, 2027 , two years after the license was canceled (Jun 6, 2025).
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
📬 QSL:
LoTW user · last upload Jun 23, 2026
· not eQSL AG
· QRZ · HamQTH
Not currently held
· 2 holders on record
Previous holder: John Gross
Held K4JHN Dec 8, 2023 → Jun 6, 2025
· first licensed Jul 26, 2023 as KQ4KDQ
· 4 licenses · FRN 0034030163
K4PR
Active
Amateur Extra · vanity
Aug 12, 2025 → expires Aug 12, 2035
Licensee John Gross
Address 111 Candle Woods Dr Hendersonville, TN 37075
36.2777, -86.6181 (street) · Grid
EM66qg · CQ 4 · ITU 8 ·
map ↗
FRN 0034030163
Previous call AD4EL (General)
Last granted Aug 12, 2025
Effective Aug 12, 2025
Last action Aug 12, 2025
FCC actions (2)
Aug 12, 2025 — Vanity call sign granted VANGRT Aug 12, 2025 — License issued LIISS
AD4EL
Canceled
Amateur Extra · vanity
Jun 6, 2025 → Aug 12, 2025 (canceled)
Licensee John Gross
Address 111 Candle Woods Dr Hendersonville, TN 37075
36.2777, -86.6181 (street) · Grid
EM66qg · CQ 4 · ITU 8 ·
map ↗
FRN 0034030163
Previous call K4JHN (General)
Last granted Jun 6, 2025
Effective Jun 6, 2025
Last action Aug 12, 2025
FCC actions (3)
Aug 12, 2025 — License canceled LICAN Jun 6, 2025 — Vanity call sign granted VANGRT Jun 6, 2025 — License issued LIISS
K4JHN
Canceled
Amateur Extra · vanity
Dec 8, 2023 → Jun 6, 2025 (canceled)
Licensee John Gross
Address 111 Candle Woods Dr Hendersonville, TN 37075
36.2777, -86.6181 (street) · Grid
EM66qg · CQ 4 · ITU 8 ·
map ↗
FRN 0034030163
Previous call KQ4KDQ (General)
Last granted Dec 8, 2023
Effective Apr 18, 2025
Last action Jun 6, 2025
FCC actions (4)
Jun 6, 2025 — License canceled LICAN Apr 18, 2025 — License modified LIMOD Dec 8, 2023 — Vanity call sign granted VANGRT Dec 8, 2023 — License issued LIISS
KQ4KDQ
Canceled
General
Jul 26, 2023 → Dec 8, 2023 (canceled)
Licensee John Gross
Address 111 Candle Woods Dr Hendersonville, TN 37075
36.2777, -86.6181 (street) · Grid
EM66qg · CQ 4 · ITU 8 ·
map ↗
FRN 0034030163
Last granted Jul 26, 2023
Effective Sep 11, 2023
Last action Dec 8, 2023
FCC actions (4)
Dec 8, 2023 — License canceled LICAN Sep 11, 2023 — License modified LIMOD Jul 26, 2023 — License issued LIISS Jul 26, 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 → Oct 4, 2026 · 30 snapshots · as KQ4KDQ
John Gross
111 Candle Woods Dr, Hendersonville, TN 37075
36.2777, -86.6181 (street) · Grid
EM66qg · CQ 4 · ITU 8 ·
map ↗
Previous holder: LOUIS A ZOOK
Held K4JHN May 9, 1989 → May 9, 1999
· first licensed May 9, 1989 as K4JHN
· 1 license · no FRN on file (pre-2001 records)
K4JHN
Expired
General
May 9, 1989 → May 9, 1999 (expired)
Licensee LOUIS A ZOOK
Address 3856 NE 19TH ST CIR OCALA, FL 32670
Last granted May 9, 1989
Effective May 9, 1989
Last action May 10, 2001
FCC actions (1)
May 10, 2001 — 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 → Oct 4, 2026 · 48 snapshots · as K4JHN
LOUIS A ZOOK
3856 NE 19TH ST CIR, OCALA, FL 32670
Others requesting K4JHN
3 applications listed K4JHN as a choice, newest first.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for K4JHN in the last 24 hours. They show up here within seconds of K4JHN 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