N9TPB
FCC License Search
🕒 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, WIKC9CJO HAM
✅ Available for a vanity request — free since Oct 2, 2004.
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 Oct 2, 2004
Previous holder: Alexander Grabenhofer
Held KC9CJO Sep 10, 2002 → Oct 1, 2002 · first licensed Sep 10, 2002 as KC9CJO · 2 licenses · FRN 0007649452
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📦 Moved: Wheaton, IL → Glen Ellyn, IL
- Licensee
- Alexander Grabenhofer
- Address
- 22W384 Glen Park Road
Glen Ellyn, IL 60137
- FRN
- 0007649452
- Previous call
- KC9CJO
- Last granted
- Oct 22, 2022
- Effective
- Oct 22, 2022
- Last action
- Oct 22, 2022
FCC actions (4)
- Oct 22, 2022 — License renewed LIREN
- Jul 20, 2012 — License renewed LIREN
- Oct 1, 2002 — Vanity call sign granted VANGRT
- Oct 1, 2002 — License issued LIISS
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- Licensee
- Alexander Grabenhofer
- Address
- 1441 Hull Dr
Wheaton, IL 60187
- FRN
- 0007649452
- Last granted
- Sep 10, 2002
- Effective
- Sep 10, 2002
- Last action
- Oct 1, 2002
FCC actions (2)
- Oct 1, 2002 — License canceled LICAN
- Sep 10, 2002 — License issued LIISS
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 · 12 snapshots · as W9ALX
Alexander Grabenhofer
22W384 Glen Park Road, Glen Ellyn, IL 60137 - Seen Nov 7, 2004 → Oct 4, 2026 · 53 snapshots · as KC9CJO
Alexander Grabenhofer
1441 Hull Dr, Wheaton, IL 60187 - Seen Jul 26, 2012 → Apr 16, 2022 · 31 snapshots · as W9ALX
Alexander Grabenhofer
1441 E Hull Dr, Wheaton, IL 60189
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC9CJO in the last 24 hours. They show up here within seconds of KC9CJO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.