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

WSJG984 GMRS 📡 HAM

📡

Also a licensed HAM

K9DOT

Technician class · same FCC Registration Number (FRN)

Current holder: Samuel R Sobtzak

General Mobile Radio Service license · held by Samuel R Sobtzak · Windsor, WI · FRN 0034918698

Status	Active
Granted	Jul 24, 2025
Expires	Jul 24, 2035
Mailing address	PO Box 235, 4436 Windsor Rd., Windsor, WI 53598

A GMRS license covers the licensee's immediate family, and lasts 10 years.

📻 GMRS repeaters within 50 miles

13 on the air or of unknown status, closest first · map these & export for a GMRS radio →

Miles	Channel	Output	Tone in	Owner	Location	Access	Status
10	RP20	462.675	D445	WRXH381	Madison, WI · East Side	Open	On the air
18	RP15	462.550	141.3	WSCL733	Fitchburg, WI	Open	On the air
40	RP15	462.550	136.5	WSKT526	Janesville, WI · 5 Points	Open	On the air
45	RP16	462.575	97.4	WRNV607	Monroe, WI	Open	On the air
48	RP16	462.575	114.8	WRCR868	Antigo, WI	Open	On the air
48	RP17	462.600	107.2	WROP543	Baraboo, WI · Baraboo Bluffs	Open	On the air
48	RP17	462.600	82.5	WROP543	Beaver Dam, WI	Open	On the air
48	RP17	462.600	97.4	WROP543	Depere, WI	Open	On the air
48	RP17	462.600	D244	WROP543	Mayville, WI	Open	On the air
48	RP17	462.600	D116	WROP543	New Berlin, WI	Open	On the air
48	RP17	462.600	D116	WROP543	St Germain, WI	Open	On the air
48	RP17	462.600	D343	WROP543	Platteville, WI	Open	On the air
48	RP18	462.625	D506	WRTD287	Waupaca, WI	Open	On the air

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
K9DOT	Active	Technician	Samuel R Sobtzak	Windsor, WI	Jan 31, 2025	Jan 31, 2035
KE9CHA	Canceled	Technician	Samuel R Sobtzak	Windsor, WI	Jan 11, 2025	Jan 11, 2035

📜 License history

Date	FCC action
Jul 24, 2025	License issued

🏠 Address history

Every address Samuel R Sobtzak gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Jul 22, 2025	PO Box 235, 4436 Windsor Rd., Windsor, WI 53598	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Jul 22, 2025	0011659602	New license	Granted	Windsor, WI

GMRS and amateur licenses come from the FCC Universal Licensing System, updated nightly. Licenses are linked by FCC Registration Number (FRN).