N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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

K4MGK HAM

✅ Available for a vanity request — free since Aug 18, 2006.

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 Aug 18, 2006

Previous holder: Daniel T Guarro

Held K4MGK May 28, 2004 → Aug 17, 2004 · first licensed Jul 19, 2001 as KG4OMN · 5 licenses · FRN 0005134770

AJ4DG Active Amateur Extra Nov 20, 2007 → expires Aug 17, 2034

Licensee
Daniel T Guarro

Address
4413 22nd Street North
St. Petersburg, FL 33714
27.8121, -82.6631 (street) · Grid EL87qt · CQ 5 · ITU 8 · map ↗

FRN
0005134770

Previous call
AG4PN (General)

Last granted
Jul 27, 2024

Effective
Jul 27, 2024

Last action
Jul 27, 2024
FCC actions (5)
- Jul 27, 2024 — License renewed LIREN
- Jul 8, 2014 — License renewed LIREN
- Nov 19, 2013 — Administrative update LIAUA
- Nov 20, 2007 — Systematic call sign granted SYSGRT
- Nov 20, 2007 — License issued LIISS
📦 Moved: Bradenton, FL → St. Petersburg, FL

AG4PN Canceled Amateur Extra · vanity Aug 17, 2004 → Nov 20, 2007 (canceled)

Licensee
Daniel T Guarro

Address
3780 40th Lane South, Apt F
St. Petersburg, FL 33711
27.7394, -82.6872 (ZIP center) · Grid EL87pr · CQ 5 · ITU 8 · map ↗

FRN
0005134770

Previous call
K4MGK (General)

Last granted
Aug 17, 2004

Effective
Nov 17, 2006

Last action
Nov 20, 2007
FCC actions (7)
- Nov 20, 2007 — License canceled LICAN
- Nov 17, 2006 — Administrative update LIAUA
- Nov 11, 2005 — Administrative update LIAUA
- Jul 19, 2005 — Administrative update LIAUA
- May 24, 2005 — Administrative update LIAUA
- Aug 17, 2004 — Vanity call sign granted VANGRT
- Aug 17, 2004 — License issued LIISS
K4MGK Canceled Amateur Extra · vanity May 28, 2004 → Aug 17, 2004 (canceled)

Licensee
Daniel T Guarro

Address
425 137th Street NE
Bradenton, FL 34212
27.4938, -82.4061 (ZIP center) · Grid EL87tl · CQ 5 · ITU 8 · map ↗

FRN
0005134770

Previous call
AG4PN (General)

Last granted
May 28, 2004

Effective
May 28, 2004

Last action
Aug 17, 2004
FCC actions (3)
- Aug 17, 2004 — License canceled LICAN
- May 28, 2004 — Vanity call sign granted VANGRT
- May 28, 2004 — License issued LIISS
AG4PN Canceled Amateur Extra Jul 19, 2001 → May 28, 2004 (canceled)

Licensee
Daniel T Guarro

Address
425 137th Street NE
Bradenton, FL 34212
27.4938, -82.4061 (ZIP center) · Grid EL87tl · CQ 5 · ITU 8 · map ↗

FRN
0005134770

Previous call
KG4OMN (General)

Last granted
Jul 19, 2001

Effective
Oct 1, 2003

Last action
May 28, 2004
FCC actions (4)
- May 28, 2004 — License canceled LICAN
- Oct 1, 2003 — License modified LIMOD
- Mar 12, 2002 — Systematic call sign granted SYSGRT
- Mar 12, 2002 — License issued LIISS
KG4OMN Canceled Amateur Extra Jul 19, 2001 → Mar 12, 2002 (canceled)

Licensee
Daniel T Guarro

Address
12318 Mosswood Pl
Bradenton, FL 34202
27.4025, -82.3944 (ZIP center) · Grid EL87tj · CQ 5 · ITU 8 · map ↗

FRN
0005134770

Last granted
Jul 19, 2001

Effective
Oct 22, 2001

Last action
Mar 12, 2002
FCC actions (3)
- Mar 12, 2002 — License canceled LICAN
- Oct 22, 2001 — License modified LIMOD
- Jul 19, 2001 — License issued LIISS

Address history

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

Seen Mar 28, 2014 → Sep 27, 2026 · 37 snapshots · as AJ4DG
Daniel T Guarro
4413 22nd Street North, St. Petersburg, FL 33714
27.8121, -82.6631 (street) · Grid EL87qt · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Sep 27, 2026 · 55 snapshots · as AG4PN
Daniel T Guarro
3780 40th Lane South, Apt F, St. Petersburg, FL 33711
27.7394, -82.6872 (ZIP center) · Grid EL87pr · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KG4OMN
Daniel T Guarro
12318 Mosswood Pl, Bradenton, FL 34202
27.4025, -82.3944 (ZIP center) · Grid EL87tj · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 95 snapshots · as AG4PN
Daniel T Guarro
425 137th Street NE, Bradenton, FL 34212
27.4938, -82.4061 (ZIP center) · Grid EL87tl · CQ 5 · ITU 8 · map ↗

Others requesting K4MGK

5 applications listed K4MGK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 7, 2021	Jun 25, 2021	KO4QVM · Donald K Herrington · Almo, KY	2	Granted
May 26, 2020	Jun 13, 2020	KO4DII · MICHAEL L SPRINKLE · BARNARDSVILLE, NC	7	Granted
Dec 29, 2010	Jan 16, 2011	WD4EGH · W JOE HARWOOD · JONESBOROUGH, TN	2	Granted
May 10, 2004	May 28, 2004	AG4PN · Daniel T Guarro · Bradenton, FL	1	Granted
Jan 11, 2002	Jan 29, 2002	KG4OMN · Daniel T Guarro · Bradenton, FL	1	Withdrawn

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K4MGK in the last 24 hours. They show up here within seconds of K4MGK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.