N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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, WIK6UBO HAM
✅ Available for a vanity request — free since Feb 9, 2019.
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 · available since Feb 9, 2019
Previous holder: Myung-Ung Yoo
Held K6UBO Feb 8, 2007 → Feb 8, 2017 · first licensed Nov 2, 2006 as KI6GHZ · 2 licenses · FRN 0015685167
-
- Licensee
- Myung-Ung Yoo
- Address
- 6937 Kentwood Court
Los Angeles, CA 90045
- FRN
- 0015685167
- Previous call
- KI6GHZ
- Last granted
- Feb 8, 2007
- Effective
- Feb 8, 2007
- Last action
- Feb 12, 2019
FCC actions (3)
- Feb 12, 2019 — License expired LIEXP
- Feb 8, 2007 — Vanity call sign granted VANGRT
- Feb 8, 2007 — License issued LIISS
-
- Licensee
- Myung-Ung Yoo
- Address
- 6937 Kentwood Court
Los Angeles, CA 90045
- FRN
- 0015685167
- Last granted
- Nov 2, 2006
- Effective
- Nov 2, 2006
- Last action
- Feb 8, 2007
FCC actions (3)
- Feb 8, 2007 — License canceled LICAN
- Nov 2, 2006 — License issued LIISS
- Nov 2, 2006 — 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 KI6GHZ
Myung-Ung Yoo
6937 Kentwood Court, Los Angeles, CA 90045
Others requesting K6UBO
2 applications listed K6UBO as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Feb 8, 2019 | Feb 26, 2019 | KN4LOO · Steve T Krzysiak · Pensacola, FL | 8 | Dismissed |
| Dec 18, 2006 | Jan 5, 2007 | KI6GHZ · Myung-Ung Yoo · Los Angeles, CA | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for K6UBO in the last 24 hours. They show up here within seconds of K6UBO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.