N9TPB
FCC License Search
🕒 FCC license data updated today 9:45 am CDT · next update tomorrow 6:00 am CDT
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HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKF4CML HAM
✅ Available for a vanity request — free since Jul 25, 2017.
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 Jul 25, 2017
Previous holder: JAMES G KALKOFEN
Held KF4CML Aug 3, 2005 → Jul 24, 2015 · first licensed Aug 3, 2005 as KF4CML · 2 licenses · FRN 0013841747
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📦 Moved: Manchester, MO → Chesterfield, MO
- Licensee
- JAMES G KALKOFEN
- Address
- PO BOX 6635
CHESTERFIELD, MO 63006-6635
- FRN
- 0013841747
- Previous call
- KF4CML (General)
- Last granted
- Jun 14, 2025
- Effective
- Jun 14, 2025
- Last action
- Jun 14, 2025
FCC actions (6)
- Jun 14, 2025 — License renewed LIREN
- Jun 8, 2020 — License modified LIMOD
- Jun 12, 2019 — License modified LIMOD
- May 18, 2017 — Administrative update LIAUA
- Jul 24, 2015 — Vanity call sign granted VANGRT
- Jul 24, 2015 — License issued LIISS
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- Licensee
- JAMES G KALKOFEN
- Address
- PO Box 790
Manchester, MO 63011-1090
- FRN
- 0013841747
- Last granted
- Aug 3, 2005
- Effective
- Jul 7, 2015
- Last action
- Jul 24, 2015
FCC actions (4)
- Jul 24, 2015 — License canceled LICAN
- Jul 7, 2015 — Administrative update LIAUA
- Aug 3, 2005 — License renewed LIREN
- Aug 3, 2005 — FCC action LITIN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as W1NDI
JAMES G KALKOFEN
PO BOX 6635, CHESTERFIELD, MO 63006-6635 - Seen Aug 2, 2015 → Oct 4, 2026 · 46 snapshots · as KF4CML
JAMES G KALKOFEN
PO Box 790
Manchester, MO 63011-1090 - Seen Sep 5, 2017 → May 6, 2019 · 7 snapshots · as W1NDI
JAMES G KALKOFEN
PO Box 6635
Town & Country Branch, Chesterfield, MO 63006-6635 - Seen May 27, 2010 → Jun 6, 2015 · 14 snapshots · as KF4CML
JAMES G KALKOFEN
PO Box 1593
MARYLAND HEIGHTS, MO 63043-0593 - Seen Nov 7, 2004 · 1 snapshot · as KF4CML
JAMES G KALKOFEN
714 B CARPENTER PARK, NAS PATUXENT RIVER, MD 20670-1318
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KF4CML in the last 24 hours. They show up here within seconds of KF4CML beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.