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, WIKD0CJX HAM
✅ Available for a vanity request — free since Jan 27, 2010.
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 Jan 27, 2010
Previous holder: Donald E Johnson
Held KD0CJX Dec 13, 2007 → Jan 26, 2008 · first licensed Dec 13, 2007 as KD0CJX · 2 licenses · FRN 0017115304
-
- Licensee
- Donald E Johnson
- Address
- 3700 S Westport Ave -1679
Sioux Falls, SD 57106
- FRN
- 0017115304
- Previous call
- KD0CJX
- Last granted
- Jan 26, 2008
- Effective
- Jan 26, 2008
- Last action
- Jan 28, 2020
FCC actions (3)
- Jan 28, 2020 — License expired LIEXP
- Jan 26, 2008 — Vanity call sign granted VANGRT
- Jan 26, 2008 — License issued LIISS
-
- Licensee
- Donald E Johnson
- Address
- 3700 S Westport Ave -1679
Sioux Falls, SD 57106
- FRN
- 0017115304
- Last granted
- Dec 13, 2007
- Effective
- Jan 3, 2008
- Last action
- Jan 26, 2008
FCC actions (4)
- Jan 26, 2008 — License canceled LICAN
- Jan 3, 2008 — Administrative update LIAUA
- Dec 13, 2007 — License issued LIISS
- Dec 13, 2007 — 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 May 27, 2010 → Oct 4, 2026 · 94 snapshots · as KD0CJX
Donald E Johnson
3700 S Westport Ave -1679, Sioux Falls, SD 57106
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KD0CJX in the last 24 hours. They show up here within seconds of KD0CJX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.