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, WIKQ4OHG HAM
✅ Available for a vanity request — free since Mar 17, 2026.
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 Mar 17, 2026
Previous holder: Christopher D Oh
Held KQ4OHG Feb 2, 2024 → Mar 16, 2024 · first licensed Feb 2, 2024 as KQ4OHG · 3 licenses · FRN 0031017585
-
- Licensee
- Christopher D Oh
- Address
- PO Box 8784
425 Hurfville Crosskeys Rd
Blackwood, NJ 08012
- FRN
- 0031017585
- Previous call
- KK4ACE (Technician)
- Last granted
- Aug 8, 2026
- Effective
- Aug 8, 2026
- Last action
- Aug 8, 2026
FCC actions (2)
- Aug 8, 2026 — Vanity call sign granted VANGRT
- Aug 8, 2026 — License issued LIISS
-
- Licensee
- Christopher D Oh
- Address
- PO Box 8784
425 Hurfville Crosskeys Rd
Blackwood, NJ 08012
- FRN
- 0031017585
- Previous call
- KQ4OHG (Technician)
- Last granted
- Mar 16, 2024
- Effective
- May 8, 2024
- Last action
- Aug 8, 2026
FCC actions (4)
- Aug 8, 2026 — License canceled LICAN
- May 8, 2024 — License modified LIMOD
- Mar 16, 2024 — Vanity call sign granted VANGRT
- Mar 16, 2024 — License issued LIISS
-
- Licensee
- Christopher D Oh
- Address
- Attn: c/o HamRegistry.org (JEIGP)
PO Box 8784
425 Hurfville Crosskeys Rd
Blackwood, NJ 08012
- FRN
- 0031017585
- Last granted
- Feb 2, 2024
- Effective
- Feb 27, 2024
- Last action
- Mar 16, 2024
FCC actions (4)
- Mar 16, 2024 — License canceled LICAN
- Feb 27, 2024 — Administrative update LIAUA
- Feb 2, 2024 — License issued LIISS
- Feb 2, 2024 — 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 27, 2024 → Oct 4, 2026 · 26 snapshots · as KQ4OHG
Christopher D Oh
Attn: c/o HamRegistry.org (JEIGP)
PO Box 8784
425 Hurfville Crosskeys Rd, Blackwood, NJ 08012
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KQ4OHG in the last 24 hours. They show up here within seconds of KQ4OHG beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.