N9TPB FCC License Search

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

WSFJ631 GMRS 📡 HAM

📡

Also a licensed HAM

KD3ABC

Technician class · same FCC Registration Number (FRN) · LoTW user

Current holder: Mark Hundzinski

General Mobile Radio Service license · held by Mark Hundzinski · Ellicott City, MD · FRN 0036154334

Status	Active
Granted	Oct 22, 2024
Expires	Oct 22, 2034
Mailing address	3910 Woodrow Street, Ellicott City, MD 21043

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

📻 GMRS repeaters within 50 miles

35 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
1	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
9	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
10	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
11	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
15	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
17	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
17	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air
17	RP15	462.550	—	WRYB934	Chestertown, MD	Open	On the air
17	RP20	462.675	103.5	WSAD893	Baltimore, MD · Pasadena	Open	On the air
19	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
26	RP18	462.625	88.5	WQMM856	Largo, MD	Open	On the air
27	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
27	RP16	462.575	241.8	WREZ274	Capitol Heights, MD	Open	On the air
29	RP21	462.700	141.3	KAB7046	Washington, DC · Anacostia	Open	On the air
30	RP16	462.575	141.3	KAD6329	Arlington, VA · Clarendon	Open	On the air
31	RP20	462.675	141.3	WRPC304	Port Deposit, MD · I-95 At The Susquehanna River	Open	On the air
32	RP20	462.675	141.3	KAD6329	Falls Church, VA · Seven Corners	Open	On the air
33	RP15	462.550	141.3	WPON592	Falls Church, VA · Seven Corners	Open	On the air
33	RP18	462.625	123.0	WPON592	Alexandria, VA · Fort Ward Park	Open	On the air
36	RP17	462.600	141.3	KAB7046	Alexandria, VA · West End	Open	On the air
37	RP15	462.550	D261	WRTH256	Frederick, MD · Butterfly Ridge Elementary	Open	On the air
40	RP20	462.675	100.0	WRJY601	Frederick, MD	Open	On the air
41	RP16	462.575	136.5	WRDF311	Alexandria, VA · Mount Vernon, VA	Open	On the air
42	RP22	462.725	141.3	WSKD955	Waldorf, MD · Route 301 And Route 5 Split	Open	On the air
42	RP21	462.700	107.2	WRJY601	Thurmont, MD	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
KD3ABC	Active	Technician	Mark Hundzinski	Ellicott City, MD	Nov 5, 2024	Nov 5, 2034

📜 License history

Date	FCC action
Oct 22, 2024	License issued

🏠 Address history

Every address Mark Hundzinski gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Oct 21, 2024	3910 Woodrow Street, Ellicott City, MD 21043	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Oct 21, 2024	0011295032	New license	Granted	Ellicott City, MD

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