🕒 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
N6XDJ HAM
⏳
Not available yet — opens for vanity requests
Jan 7, 2028 , two years after the license was canceled (Jan 6, 2026).
1x3 call: Technician, General, Advanced and Amateur Extra licensees 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: David J Schilke
Held N6XDJ Mar 22, 2024 → Jan 6, 2026
· first licensed Jan 30, 2024 as KO6CZY
· 3 licenses · FRN 0034812750
KK6SD
Active
Amateur Extra · vanity
Jan 6, 2026 → expires Jan 6, 2036
Licensee David J Schilke
Address PO Box 500695 SAN DIEGO, CA 92150-0695
FRN 0034812750
Previous call N6XDJ (General)
Last granted Jan 6, 2026
Effective Jan 6, 2026
Last action Jan 6, 2026
FCC actions (2)
Jan 6, 2026 — Vanity call sign granted VANGRT Jan 6, 2026 — License issued LIISS
N6XDJ
Canceled
Amateur Extra · vanity
Mar 22, 2024 → Jan 6, 2026 (canceled)
Licensee David J Schilke
Address PO Box 500695 SAN DIEGO, CA 92150-0695
FRN 0034812750
Previous call KO6CZY (General)
Last granted Mar 22, 2024
Effective Dec 15, 2025
Last action Jan 6, 2026
FCC actions (6)
Jan 6, 2026 — License canceled LICAN Dec 15, 2025 — License modified LIMOD Jul 1, 2025 — Administrative update LIAUA Jul 1, 2025 — Administrative update LIAUA Mar 22, 2024 — Vanity call sign granted VANGRT Mar 22, 2024 — License issued LIISS
KO6CZY
Canceled
General
Jan 30, 2024 → Mar 22, 2024 (canceled)
Licensee David J Schilke
Address PO Box 502443 SAN DIEGO, CA 92150-2443
FRN 0034812750
Last granted Jan 30, 2024
Effective Mar 18, 2024
Last action Mar 22, 2024
FCC actions (5)
Mar 22, 2024 — License canceled LICAN Mar 18, 2024 — License modified LIMOD Feb 27, 2024 — Administrative update LIAUA Jan 30, 2024 — License issued LIISS Jan 30, 2024 — 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 25, 2025 → Oct 4, 2026 · 5 snapshots · as N6XDJ
David J Schilke
PO Box 500695 SAN DIEGO, CA 92150-0695
Seen Apr 27, 2024 → Oct 4, 2026 · 21 snapshots · as KO6CZY
David J Schilke
PO Box 502443 SAN DIEGO, CA 92150-2443
Others requesting N6XDJ
1 application listed N6XDJ as a choice, newest first.
Filed Award Applicant Choice # Status
Mar 4, 2024
Mar 22, 2024
KO6CZY · David J Schilke · SAN DIEGO, CA
2 Granted
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for N6XDJ in the last 24 hours. They show up here within seconds of N6XDJ 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