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

WRUI472 GMRS 📡 HAM

📡

Also a licensed HAM

KN3V

Amateur Extra class · same FCC Registration Number (FRN)

Current holder: Karl N Naumann

General Mobile Radio Service license · held by Karl N Naumann · Baltimore, MD · FRN 0008738510

Status	Active
Granted	Aug 30, 2022
Expires	Aug 30, 2032
Mailing address	5929 Daybreak Terr., Baltimore, MD 21206

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

📻 GMRS repeaters within 50 miles

33 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
5	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
6	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
6	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
15	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
20	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
21	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
21	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air
21	RP15	462.550	—	WRYB934	Chestertown, MD	Open	On the air
21	RP20	462.675	103.5	WSAD893	Baltimore, MD · Pasadena	Open	On the air
22	RP20	462.675	141.3	WRPC304	Port Deposit, MD · I-95 At The Susquehanna River	Open	On the air
23	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
29	RP21	462.700	107.2	WQYM714	Port Deposit, MD	Open	On the air
33	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
35	RP18	462.625	67.0	WSFB252	Galena, MD	Open	On the air
35	RP18	462.625	88.5	WQMM856	Largo, MD	Open	On the air
37	RP16	462.575	241.8	WREZ274	Capitol Heights, MD	Open	On the air
40	RP20	462.675	131.8	WRVX293	Holtwood, PA	Open	On the air
41	RP21	462.700	141.3	KAB7046	Washington, DC · Anacostia	Open	On the air
41	RP21	462.700	203.5	WSEI555	Spring Grove, PA	Open	On the air
43	RP16	462.575	141.3	KAD6329	Arlington, VA · Clarendon	Open	On the air
43	RP20	462.675	D125	WRVA363	Oxford Boro, PA · Oxford Walmart	Open	On the air
44	RP19	462.650	141.3	WRMV901	York, PA · Hollywood Heights	Closed	On the air
44	RP16	462.575	141.3	WRMV901	York, PA	Open	On the air
44	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air
44	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
KN3V	Active	Extra	Karl N Naumann	Baltimore, MD	May 8, 2018	Jun 27, 2028
KB3JKG	Canceled	Extra	Karl N Naumann	Baltimore, MD	Apr 4, 2003	Apr 4, 2013

📜 License history

Date	FCC action
Aug 30, 2022	License issued

🏠 Address history

Every address Karl N Naumann gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Aug 29, 2022	5929 Daybreak Terr., Baltimore, MD 21206	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Aug 29, 2022	0010185538	New license	Granted	Baltimore, MD

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