N9TPB
FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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, WIKO4RAF HAM
✅ Available for a vanity request — free since Sep 22, 2023.
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 Sep 22, 2023
Previous holder: Martin Arnold
Held KO4RAF Jun 7, 2021 → Sep 21, 2021 · first licensed Feb 17, 2007 as KA8KYY · 3 licenses · FRN 0016118333
-
📦 Moved: Florence, AL → Sterling Heights, MI
- Licensee
- Martin Arnold
- Address
- Attn: Martin A. Arnold
14922 Purdue Drive
Sterling Heights, MI 48313
- FRN
- 0016118333
- Previous call
- KO4RAF
- Last granted
- Sep 21, 2021
- Effective
- Jul 14, 2023
- Last action
- Jul 14, 2023
FCC actions (3)
- Jul 14, 2023 — Administrative update LIAUA
- Sep 21, 2021 — Vanity call sign granted VANGRT
- Sep 21, 2021 — License issued LIISS
-
📦 Moved: Killen, AL → Florence, AL
- Licensee
- Martin Arnold
- Address
- 3801 Chisholm
Florence, AL 35630
- FRN
- 0016118333
- Last granted
- Jun 7, 2021
- Effective
- Jun 7, 2021
- Last action
- Sep 21, 2021
FCC actions (3)
- Sep 21, 2021 — License canceled LICAN
- Jun 7, 2021 — License issued LIISS
- Jun 7, 2021 — Systematic call sign granted SYSGRT
-
- Licensee
- MARTIN A ARNOLD
- Address
- Attn: Martin Arnold
3352 County Road 69
Killen, AL 35645
- FRN
- 0016118333
- Last granted
- Feb 21, 2007
- Effective
- Feb 14, 2017
- Last action
- May 15, 2019
FCC actions (6)
- May 15, 2019 — License expired LIEXP
- Feb 14, 2017 — Administrative update LIAUA
- Jul 8, 2014 — Administrative update LIAUA
- Jul 8, 2014 — Administrative update LIAUA
- Feb 21, 2007 — License renewed LIREN
- Feb 17, 2007 — FCC action ESCFRN
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 · 11 snapshots · as KA4MAA
Martin Arnold
Attn: Martin A. Arnold
14922 Purdue Drive, Sterling Heights, MI 48313 - Seen Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as KO4RAF
Martin Arnold
3801 Chisholm, Florence, AL 35630 - Seen May 12, 2017 → Sep 27, 2026 · 20 snapshots · as KA8KYY
MARTIN A ARNOLD
Attn: Martin Arnold
3352 County Road 69, Killen, AL 35645 - Seen Apr 16, 2022 · 1 snapshot · as KA4MAA
Martin Arnold
3801 Chisholm Road, Florence, AL 35630 - Seen Mar 28, 2015 → Feb 15, 2017 · 15 snapshots · as KA8KYY
MARTIN A ARNOLD
106 County Road 3081, Oxford, MS 38655 - Seen May 27, 2010 → May 22, 2014 · 11 snapshots · as KA8KYY
MARTIN A ARNOLD
11595 Hwy. 45 S. Alt., crawford, MS 39743 - Seen Nov 7, 2004 · 1 snapshot · as KA8KYY
MARTIN A ARNOLD
15406 NORBORNE, REDFORD, MI 48239
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KO4RAF in the last 24 hours. They show up here within seconds of KO4RAF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.