N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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, WIK0OWO HAM
✅ Available for a vanity request — free since Feb 22, 2009.
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 22, 2009
Previous holder: W A Erfurth
Held K0OWO Feb 2, 2007 → Feb 21, 2007 · first licensed Feb 2, 2007 as K0OWO · 3 licenses · FRN 0016057853
-
📦 Moved: Jacksonville, FL → Sandy, UT
- Licensee
- W A Erfurth
- Address
- Attn: W A Erfurth
814 E Gatewood dr.
Sandy, UT 84094
- FRN
- 0016057853
- Previous call
- W7GSA (General)
- Last granted
- Nov 14, 2018
- Effective
- Nov 14, 2018
- Last action
- Nov 14, 2018
FCC actions (4)
- Nov 14, 2018 — License renewed LIREN
- Apr 15, 2010 — Administrative update LIAUA
- Feb 23, 2008 — Vanity call sign granted VANGRT
- Feb 23, 2008 — License issued LIISS
-
📦 Moved: Evergreen, CO → Jacksonville, FL
- Licensee
- W A Erfurth
- Address
- 13858 Weeping Willow Way
Jacksonville, FL 32224
- FRN
- 0016057853
- Previous call
- K0OWO (General)
- Last granted
- Feb 21, 2007
- Effective
- Feb 5, 2008
- Last action
- Mar 13, 2024
FCC actions (7)
- Feb 23, 2008 — License canceled LICAN
- Feb 5, 2008 — Administrative update LIAUA
- Jan 28, 2008 — License modified LIMOD
- Jul 7, 2007 — Administrative update LIAUA
- Feb 22, 2007 — Administrative update LIAUA
- Feb 21, 2007 — Vanity call sign granted VANGRT
- Feb 21, 2007 — License issued LIISS
-
- Licensee
- W A ERFURTH
- Address
- 25 CONIFER DR BOX 2185
EVERGREEN, CO 80439
- FRN
- 0016057853
- Last granted
- Feb 7, 2007
- Effective
- Feb 7, 2007
- Last action
- Feb 21, 2007
FCC actions (3)
- Feb 21, 2007 — License canceled LICAN
- Feb 7, 2007 — License renewed LIREN
- Feb 2, 2007 — FCC action ESCFRN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Jan 22, 2019 → Oct 4, 2026 · 15 snapshots · as KZ3DX
W A Erfurth
Attn: W A Erfurth
814 E Gatewood dr., Sandy, UT 84094 - Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as W7GSA
W A Erfurth
13858 Weeping Willow Way, Jacksonville, FL 32224 - Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as K0OWO
W A ERFURTH
25 CONIFER DR BOX 2185, EVERGREEN, CO 80439 - Seen May 27, 2010 → Sep 3, 2018 · 32 snapshots · as KZ3DX
W A Erfurth
939 Schneitter Cir, Unit I-4, Midway, UT 84049
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for K0OWO in the last 24 hours. They show up here within seconds of K0OWO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.