N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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, WIKZ4DNA HAM
✅ Available for a vanity request — free since May 10, 2019.
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 May 10, 2019
Previous holder: Seung C Chun Jr
Held KZ4DNA Dec 16, 2008 → May 9, 2017 · first licensed Nov 26, 2008 as KI6UOF · 3 licenses · FRN 0018288506
-
📦 Moved: Hacienda Heights, CA → La Habra, CA
- Licensee
- Seung C Chun Jr
- Address
- 221 W Patwood Dr
La Habra, CA 90631
- FRN
- 0018288506
- Previous call
- KZ4DNA
- Last granted
- May 9, 2017
- Effective
- Aug 31, 2021
- Last action
- Aug 31, 2021
FCC actions (3)
- Aug 31, 2021 — Administrative update LIAUA
- May 9, 2017 — Vanity call sign granted VANGRT
- May 9, 2017 — License issued LIISS
-
📦 Moved: Costa Mesa, CA → Hacienda Heights, CA
- Licensee
- Seung C Chun Jr
- Address
- 15429 Barata St
Hacienda Heights, CA 91745
- FRN
- 0018288506
- Previous call
- KI6UOF
- Last granted
- Dec 16, 2008
- Effective
- Apr 20, 2017
- Last action
- May 9, 2017
FCC actions (5)
- May 9, 2017 — License canceled LICAN
- Apr 20, 2017 — Administrative update LIAUA
- Oct 19, 2010 — Administrative update LIAUA
- Dec 16, 2008 — Vanity call sign granted VANGRT
- Dec 16, 2008 — License issued LIISS
-
- Licensee
- Seung C Chun Jr
- Address
- 2110 Newport Bl 27
Costa Mesa, CA 92627
- FRN
- 0018288506
- Last granted
- Nov 26, 2008
- Effective
- Nov 26, 2008
- Last action
- Dec 16, 2008
FCC actions (3)
- Dec 16, 2008 — License canceled LICAN
- Nov 26, 2008 — License issued LIISS
- Nov 26, 2008 — 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 Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as K9MOJ
Seung C Chun Jr
221 W Patwood Dr, La Habra, CA 90631 - Seen May 12, 2017 → Oct 4, 2026 · 28 snapshots · as KZ4DNA
Seung C Chun Jr
15429 Barata St, Hacienda Heights, CA 91745 - Seen May 27, 2010 → Oct 4, 2026 · 48 snapshots · as KI6UOF
Seung C Chun Jr
2110 Newport Bl 27, Costa Mesa, CA 92627 - Seen Oct 17, 2011 → Feb 15, 2017 · 25 snapshots · as KZ4DNA
Seung C Chun Jr
2996 N. Woods St. #10, Orange, CA 92865
Others requesting KZ4DNA
1 application listed KZ4DNA as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Nov 26, 2008 | Dec 14, 2008 | KI6UOF · Seung C Chun Jr · Costa Mesa, CA | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KZ4DNA in the last 24 hours. They show up here within seconds of KZ4DNA beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.