N9TPB FCC License Search

🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 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, WI

WB4BEN HAM

✅ Available for a vanity request — free since May 25, 2018.

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 · 2 holders on record · available since May 25, 2018

Previous holder: Benjamin H Woo

Held WB4BEN Oct 23, 2015 → May 24, 2016 · first licensed Aug 14, 2015 as KK6VWJ · 3 licenses · FRN 0024800971

📦 Moved: Torrance, CA → Carlsbad, CA

K9RAN Active Technician · vanity May 24, 2016 → expires Sep 22, 2036

Licensee
Benjamin H Woo

Address
Attn: Benjamin Woo
PO Box 130201
Carlsbad, CA 92013

FRN
0024800971

Previous call
WB4BEN

Last granted
Sep 22, 2026

Effective
Sep 22, 2026

Last action
Sep 22, 2026
FCC actions (3)
- Sep 22, 2026 — License renewed LIREN
- May 24, 2016 — Vanity call sign granted VANGRT
- May 24, 2016 — License issued LIISS
WB4BEN Canceled Technician · vanity Oct 23, 2015 → May 24, 2016 (canceled)

Licensee
Benjamin H Woo

Address
PO Box 13151
Torrance, CA 90503
33.8395, -118.3537 (ZIP center) · Grid DM03tu · CQ 3 · ITU 6 · map ↗

FRN
0024800971

Previous call
KK6VWJ

Last granted
Oct 23, 2015

Effective
Oct 23, 2015

Last action
May 24, 2016
FCC actions (3)
- May 24, 2016 — License canceled LICAN
- Oct 23, 2015 — Vanity call sign granted VANGRT
- Oct 23, 2015 — License issued LIISS
KK6VWJ Canceled Technician Aug 14, 2015 → Oct 23, 2015 (canceled)

Licensee
Benjamin H Woo

Address
PO Box 13151
Torrance, CA 90503
33.8395, -118.3537 (ZIP center) · Grid DM03tu · CQ 3 · ITU 6 · map ↗

FRN
0024800971

Last granted
Aug 14, 2015

Effective
Sep 1, 2015

Last action
Oct 23, 2015
FCC actions (4)
- Oct 23, 2015 — License canceled LICAN
- Sep 1, 2015 — Administrative update LIAUA
- Aug 14, 2015 — License issued LIISS
- Aug 14, 2015 — 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 Sep 27, 2026 · 1 snapshot · as K9RAN
Benjamin H Woo
Attn: Benjamin Woo
PO Box 130201
Carlsbad, CA 92013
Seen Sep 18, 2015 → Sep 27, 2026 · 85 snapshots · as KK6VWJ
Benjamin H Woo
PO Box 13151
Torrance, CA 90503
33.8395, -118.3537 (ZIP center) · Grid DM03tu · CQ 3 · ITU 6 · map ↗

Previous holder: ANITA J OBERHOLTZER

Held WB4BEN Jan 19, 1996 → Jan 19, 2006 · first licensed Jan 19, 1996 as WB4BEN · 1 license · no FRN on file (pre-2001 records)

WB4BEN Expired General Jan 19, 1996 → Jan 19, 2006 (expired)

Licensee
ANITA J OBERHOLTZER

Address
BOX 37301 PAC 0888
WASHINGTON, DC 20013

Last granted
Jan 19, 1996

Effective
Jan 19, 1996

Last action
Jan 23, 2008
FCC actions (1)
- Jan 23, 2008 — License expired LIEXP

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as WB4BEN
ANITA J OBERHOLTZER
BOX 37301 PAC 0888, WASHINGTON, DC 20013

Others requesting WB4BEN

3 applications listed WB4BEN as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Oct 5, 2015	Oct 23, 2015	KK6VWJ · Benjamin H Woo · Torrance, CA	1	Granted
Aug 17, 2009	Sep 4, 2009	KJ4JYA · Ben A Setzer · Goose Creek, SC	3	Granted
Jun 18, 2008	Jul 6, 2008	KJ4EUM · Ben C Setzer III · Hamlet, NC	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WB4BEN in the last 24 hours. They show up here within seconds of WB4BEN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.