N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

KI4RSI HAM

✅ Available for a vanity request — free since Jul 19, 2010.

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 Jul 19, 2010

Previous holder: Michael C OBrien

Held KI4RSI Oct 16, 2006 → Jul 18, 2008 · first licensed Oct 16, 2006 as KI4RSI · 2 licenses · FRN 0015615701

K4NFA Active Amateur Extra · vanity Jul 18, 2008 → expires Aug 7, 2028

Licensee
Michael C OBrien

Address
11272 Back Rd
Maurertown, VA 22644
38.9688, -78.4687 (street) · Grid FM08sx · CQ 5 · ITU 8 · map ↗

FRN
0015615701

Previous call
KI4RSI (General)

Last granted
Aug 7, 2018

Effective
Aug 7, 2018

Last action
Aug 7, 2018
FCC actions (4)
- Aug 7, 2018 — License renewed LIREN
- Aug 15, 2008 — License modified LIMOD
- Jul 18, 2008 — Vanity call sign granted VANGRT
- Jul 18, 2008 — License issued LIISS
KI4RSI Canceled General Oct 16, 2006 → Jul 18, 2008 (canceled)

Licensee
Michael C OBrien

Address
11272 Back Rd
Maurertown, VA 22644
38.9688, -78.4687 (street) · Grid FM08sx · CQ 5 · ITU 8 · map ↗

FRN
0015615701

Last granted
Oct 16, 2006

Effective
Apr 18, 2007

Last action
Jul 18, 2008
FCC actions (4)
- Jul 18, 2008 — License canceled LICAN
- Apr 18, 2007 — License modified LIMOD
- Oct 16, 2006 — License issued LIISS
- Oct 16, 2006 — 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 May 27, 2010 → Oct 4, 2026 · 94 snapshots · as KI4RSI
Michael C OBrien
11272 Back Rd, Maurertown, VA 22644
38.9688, -78.4687 (street) · Grid FM08sx · CQ 5 · ITU 8 · map ↗

Others requesting KI4RSI

1 application listed KI4RSI as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jan 12, 2023	Jan 30, 2023	KQ4FKL · JEFFREY S WILLIS JR · STONY POINT, NC	23	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KI4RSI in the last 24 hours. They show up here within seconds of KI4RSI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.