N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 13, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KI6NZX HAM

✅ Available for a vanity request — free since Apr 15, 2011.

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 Apr 15, 2011

Previous holder: David L Degroff

Held KI6NZX Jan 24, 2008 → Apr 14, 2009 · first licensed Jan 24, 2008 as KI6NZX · 2 licenses · FRN 0017294901

WA6DF Active Amateur Extra · vanity Apr 14, 2009 → expires Apr 14, 2029

Licensee
David L Degroff

Address
13129 Marvale Ave
Corona, CA 92879
33.8795, -117.5120 (street) · Grid DM13fv · CQ 3 · ITU 6 · map ↗

FRN
0017294901

Previous call
KI6NZX (General)

Last granted
Mar 19, 2019

Effective
Nov 20, 2019

Last action
Nov 20, 2019
FCC actions (9)
- Nov 20, 2019 — Administrative update LIAUA
- Mar 19, 2019 — License renewed LIREN
- Oct 11, 2017 — Administrative update LIAUA
- Nov 13, 2014 — Administrative update LIAUA
- Sep 17, 2013 — Administrative update LIAUA
- Jul 2, 2010 — Administrative update LIAUA
- Mar 30, 2010 — Administrative update LIAUA
- Apr 14, 2009 — Vanity call sign granted VANGRT
- Apr 14, 2009 — License issued LIISS
KI6NZX Canceled Amateur Extra Jan 24, 2008 → Apr 14, 2009 (canceled)

Licensee
David L Degroff

Address
13129 Marvale St
Corona, CA 92879
33.8826, -117.5282 (ZIP center) · Grid DM13fv · CQ 3 · ITU 6 · map ↗

FRN
0017294901

Last granted
Jan 24, 2008

Effective
Mar 25, 2009

Last action
Apr 14, 2009
FCC actions (7)
- Apr 14, 2009 — License canceled LICAN
- Mar 25, 2009 — Administrative update LIAUA
- Sep 19, 2008 — Administrative update LIAUA
- Sep 15, 2008 — License modified LIMOD
- Apr 23, 2008 — License modified LIMOD
- Jan 24, 2008 — License issued LIISS
- Jan 24, 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 11, 2026 · 14 snapshots · as WA6DF
David L Degroff
13129 Marvale Ave, Corona, CA 92879
33.8795, -117.5120 (street) · Grid DM13fv · CQ 3 · ITU 6 · map ↗
Seen May 27, 2010 → Oct 11, 2026 · 48 snapshots · as KI6NZX
David L Degroff
13129 Marvale St, Corona, CA 92879
33.8826, -117.5282 (ZIP center) · Grid DM13fv · CQ 3 · ITU 6 · map ↗
Seen Mar 28, 2015 → May 6, 2019 · 23 snapshots · as WA6DF
David L Degroff
11401 Central Ave Apt 38, Chino, CA 91710
34.0051, -117.6825 (ZIP center) · Grid DM14da · CQ 3 · ITU 6 · map ↗
Seen Oct 22, 2013 → May 22, 2014 · 3 snapshots · as WA6DF
David L Degroff
2800 E Riverside Dr. #51, Ontario, CA 91761-7454
34.0356, -117.5915 (ZIP center) · Grid DM14ea · CQ 3 · ITU 6 · map ↗
Seen Oct 17, 2011 → Apr 12, 2013 · 7 snapshots · as WA6DF
David L Degroff
12351 Marshall Ave Apt 56, Chino, CA 91710
34.0051, -117.6825 (ZIP center) · Grid DM14da · CQ 3 · ITU 6 · map ↗
Seen May 27, 2010 · 1 snapshot · as WA6DF
David L Degroff
12414 Pipeline Ave, Chino, CA 91710
34.0051, -117.6825 (ZIP center) · Grid DM14da · CQ 3 · ITU 6 · map ↗

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for KI6NZX in the last 24 hours. They show up here within seconds of KI6NZX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.