N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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

W4OTN HAM

✅ Available for a vanity request — free since Jul 15, 2017.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Dec 8, 2020 · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Jul 15, 2017

Previous holder: ERIC H CHRISTENSEN

Held W4OTN Feb 13, 2007 → Jul 14, 2015 · first licensed May 26, 2000 as KF4OTN · 3 licenses · FRN 0003204708

WG3K Active Amateur Extra · vanity Jul 14, 2015 → expires Jul 14, 2035

Licensee
ERIC H CHRISTENSEN

Address
PO Box 1474
Chesapeake Beach, MD 20732-1474
38.6551, -76.5426 (ZIP center) · Grid FM18rp · CQ 5 · ITU 8 · map ↗

FRN
0003204708

Previous call
W4OTN (General)

Last granted
Jun 5, 2025

Effective
Jun 5, 2025

Last action
Jun 5, 2025
FCC actions (4)
- Jun 5, 2025 — License renewed LIREN
- Mar 29, 2017 — Administrative update LIAUA
- Jul 14, 2015 — Vanity call sign granted VANGRT
- Jul 14, 2015 — License issued LIISS
📦 Moved: Greenville, NC → Chesapeake Beach, MD

W4OTN Canceled Amateur Extra · vanity Feb 13, 2007 → Jul 14, 2015 (canceled)

Licensee
ERIC H CHRISTENSEN

Address
7625 C Street
Chesapeake Beach, MD 20732-9403
38.6551, -76.5426 (ZIP center) · Grid FM18rp · CQ 5 · ITU 8 · map ↗

FRN
0003204708

Previous call
KF4OTN (General)

Last granted
Feb 13, 2007

Effective
Jun 15, 2015

Last action
Jul 14, 2015
FCC actions (10)
- Jul 14, 2015 — License canceled LICAN
- Jun 15, 2015 — License modified LIMOD
- Mar 19, 2015 — Administrative update LIAUA
- Apr 2, 2014 — Administrative update LIAUA
- Feb 12, 2013 — Administrative update LIAUA
- Oct 10, 2012 — Administrative update LIAUA
- Sep 23, 2009 — Administrative update LIAUA
- Jul 10, 2007 — Administrative update LIAUA
- Feb 13, 2007 — Vanity call sign granted VANGRT
- Feb 13, 2007 — License issued LIISS
KF4OTN Canceled General May 26, 2000 → Feb 13, 2007 (canceled)

Licensee
ERIC H CHRISTENSEN

Address
2919A Eastridge Ct
Greenville, NC 27834-8050
35.6568, -77.3795 (ZIP center) · Grid FM15hp · CQ 5 · ITU 8 · map ↗

FRN
0003204708

Last granted
Dec 8, 2006

Effective
Dec 8, 2006

Last action
Feb 13, 2007
FCC actions (12)
- Feb 13, 2007 — License canceled LICAN
- Dec 8, 2006 — License renewed LIREN
- Apr 18, 2006 — Administrative update LIAUA
- Feb 23, 2005 — Administrative update LIAUA
- Jul 23, 2004 — Administrative update LIAUA
- Jan 6, 2004 — Administrative update LIAUA
- Jan 1, 2004 — Administrative update LIAUA
- Oct 23, 2003 — License modified LIMOD
- Jun 17, 2003 — License modified LIMOD
- Sep 27, 2002 — License modified LIMOD
- Nov 2, 2001 — License modified LIMOD
- May 26, 2000 — License modified LIMOD

Address history

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

Seen May 12, 2017 → Oct 4, 2026 · 21 snapshots · as WG3K
ERIC H CHRISTENSEN
PO Box 1474
Chesapeake Beach, MD 20732-1474
38.6551, -76.5426 (ZIP center) · Grid FM18rp · CQ 5 · ITU 8 · map ↗
Seen Mar 28, 2015 → Oct 4, 2026 · 48 snapshots · as W4OTN
ERIC H CHRISTENSEN
7625 C Street, Chesapeake Beach, MD 20732-9403
38.6551, -76.5426 (ZIP center) · Grid FM18rp · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KF4OTN
ERIC H CHRISTENSEN
2919A Eastridge Ct, Greenville, NC 27834-8050
35.6568, -77.3795 (ZIP center) · Grid FM15hp · CQ 5 · ITU 8 · map ↗
Seen May 22, 2014 · 1 snapshot · as W4OTN
ERIC H CHRISTENSEN
1675A Dalrymple Road, Sunderland, MD 20689-9565
38.6703, -76.5859 (ZIP center) · Grid FM18qq · CQ 5 · ITU 8 · map ↗
Seen Feb 18, 2013 → Mar 28, 2014 · 5 snapshots · as W4OTN
ERIC H CHRISTENSEN
PO Box 642
6047 Herring Bay Rd, Deale, MD 20751-0642
38.7944, -76.5612 (ZIP center) · Grid FM18rt · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Jul 26, 2012 · 5 snapshots · as W4OTN
ERIC H CHRISTENSEN
245 Gena Ct, Newport News, VA 23602-6344
37.1134, -76.5179 (ZIP center) · Grid FM17rc · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KF4OTN
ERIC H CHRISTENSEN
PO Box 692
Plymouth, NC 27962-0692
35.7620, -76.7765 (ZIP center) · Grid FM15os · CQ 5 · ITU 8 · map ↗

Others requesting W4OTN

2 applications listed W4OTN as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 30, 2021	Aug 17, 2021	KO4LVG · Jamie Stringer · Oneida, TN	4	Granted
Jan 8, 2007	Jan 26, 2007	KF4OTN · ERIC H CHRISTENSEN · Greenville, NC	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4OTN in the last 24 hours. They show up here within seconds of W4OTN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.