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

KM4MAR HAM 📻 GMRS

📻

Also a GMRS licensee

WQWB890

Active until Jul 14, 2030 · same FCC Registration Number (FRN) · GMRS covers the licensee's immediate family

Technician class licensed since 2015 (11 yrs) Winchester, VA GMRS WQWB890

🔒 Not available — currently licensed, through Jul 23, 2035. If it isn't renewed, it opens for vanity requests Jul 24, 2037.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Currently held by Chris Margiotti · 1 holder on record

Current holder: Chris Margiotti

Held KM4MAR Jul 23, 2015 → present · first licensed Jul 23, 2015 as KM4MAR · 1 license · FRN 0014842009

KM4MAR Active Technician Jul 23, 2015 → expires Jul 23, 2035

Licensee
Chris Margiotti

Address
PO Box 3456
Winchester, VA 22604

FRN
0014842009

Last granted
Jun 21, 2025

Effective
Jun 21, 2025

Last action
Jun 21, 2025
FCC actions (6)
- Jun 21, 2025 — License renewed LIREN
- Mar 9, 2021 — Administrative update LIAUA
- Jul 27, 2017 — Administrative update LIAUA
- Jul 28, 2015 — Administrative update LIAUA
- Jul 23, 2015 — License issued LIISS
- Jul 23, 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 Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as KM4MAR
Chris Margiotti
PO Box 3456, Winchester, VA 22604
Seen Sep 5, 2017 → May 6, 2019 · 7 snapshots · as KM4MAR
Chris Margiotti
PO Box 434, Stephens City, VA 22655
39.0663, -78.2092 (ZIP center) · Grid FM09vb · CQ 5 · ITU 8 · map ↗
Seen Aug 2, 2015 → May 12, 2017 · 13 snapshots · as KM4MAR
Chris Margiotti
PO Box 1721, Radford, VA 24143

Others requesting KM4MAR

2 applications listed KM4MAR as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Oct 7, 2015	Oct 25, 2015	KM4MDY · MARVIN E DIEGMUELLER · CARY, NC	5	Dismissed
Aug 19, 2014	Sep 6, 2014	KM4DTG · Robin E Hood · Madison, TN	5	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KM4MAR in the last 24 hours. They show up here within seconds of KM4MAR beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.