N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

KM6RPZ HAM

✅ Available for a vanity request — free since Apr 10, 2021.

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 10, 2021

Previous holder: Sean M Butler

Held KM6RPZ Mar 26, 2018 → Apr 9, 2019 · first licensed Mar 26, 2018 as KM6RPZ · 2 licenses · FRN 0027378660

KT6WT Active Amateur Extra · vanity Apr 9, 2019 → expires Apr 9, 2029

Licensee
Sean M Butler

Address
3 Dino Court
Cotati, CA 94931
38.3240, -122.7068 (street) · Grid CM88ph · CQ 3 · ITU 6 · map ↗

FRN
0027378660

Previous call
KM6RPZ (General)

Last granted
Apr 9, 2019

Effective
Apr 9, 2019

Last action
Apr 9, 2019
FCC actions (2)
- Apr 9, 2019 — Vanity call sign granted VANGRT
- Apr 9, 2019 — License issued LIISS
KM6RPZ Canceled Amateur Extra Mar 26, 2018 → Apr 9, 2019 (canceled)

Licensee
Sean M Butler

Address
3 Dino Court
Cotati, CA 94931
38.3240, -122.7068 (street) · Grid CM88ph · CQ 3 · ITU 6 · map ↗

FRN
0027378660

Last granted
Mar 26, 2018

Effective
Mar 13, 2019

Last action
Apr 9, 2019
FCC actions (5)
- Apr 9, 2019 — License canceled LICAN
- Mar 13, 2019 — License modified LIMOD
- Nov 27, 2018 — License modified LIMOD
- Mar 26, 2018 — License issued LIISS
- Mar 26, 2018 — 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 7, 2018 → Oct 4, 2026 · 31 snapshots · as KM6RPZ
Sean M Butler
3 Dino Court, Cotati, CA 94931
38.3240, -122.7068 (street) · Grid CM88ph · CQ 3 · ITU 6 · map ↗

Others requesting KM6RPZ

1 application listed KM6RPZ as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 19, 2018	Aug 6, 2018	KM6UQH · Al C Neal · San Dimas, CA	4	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KM6RPZ in the last 24 hours. They show up here within seconds of KM6RPZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.