N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

WSDC403 GMRS 📡 HAM

📡

Also a licensed HAM

KB3DKX

Technician class · same FCC Registration Number (FRN)

Current holder: JOHN A OBRIEN

General Mobile Radio Service license · held by JOHN A OBRIEN · Cockeysville, MD · FRN 0009384132

Status	Active
Granted	May 29, 2024
Expires	May 29, 2034
Mailing address	PO Box 21030, 1703 Worthington Heights Pkwy, Cockeysville, MD 21030

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
8	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
10	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
13	RP20	462.675	141.3	WRPC304	Port Deposit, MD · I-95 At The Susquehanna River	Open	On the air
17	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
17	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
18	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
26	RP21	462.700	203.5	WSEI555	Spring Grove, PA	Open	On the air
30	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
30	RP19	462.650	141.3	WRMV901	York, PA · Hollywood Heights	Closed	On the air
31	RP16	462.575	141.3	WRMV901	York, PA	Open	On the air
31	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air
31	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air
32	RP21	462.700	107.2	WQYM714	Port Deposit, MD	Open	On the air
33	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
33	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air
33	RP15	462.550	—	WRYB934	Chestertown, MD	Open	On the air
33	RP20	462.675	103.5	WSAD893	Baltimore, MD · Pasadena	Open	On the air
34	RP20	462.675	131.8	WRVX293	Holtwood, PA	Open	On the air
37	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
39	RP21	462.700	107.2	WRJY601	Thurmont, MD	Open	On the air
39	RP15	462.550	162.2	WRVP824	Willow Street, PA	Open	On the air
41	RP15	462.550	D261	WRTH256	Frederick, MD · Butterfly Ridge Elementary	Open	On the air
42	RP20	462.675	100.0	WRJY601	Frederick, MD	Open	On the air
43	RP20	462.675	D125	WRVA363	Oxford Boro, PA · Oxford Walmart	Open	On the air
45	RP18	462.625	88.5	WQMM856	Largo, MD	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
KB3DKX	Active	Technician	JOHN A OBRIEN	Cockeysville, MD	May 18, 2024	May 18, 2034
KC3ZBE	Canceled	Technician	JOHN A OBRIEN	Cockeysville, MD	Apr 30, 2024	Apr 30, 2034
KB3DKX	Expired	Technician	JOHN A O'BRIEN	Cockeysville, MD	Feb 20, 1999	Feb 20, 2009

📜 License history

Date	FCC action
May 29, 2024	License issued

🏠 Address history

Every address JOHN A OBRIEN gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
May 28, 2024	PO Box 21030, 1703 Worthington Heights Pkwy, Cockeysville, MD 21030	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
May 28, 2024	0011092638	New license	Granted	Cockeysville, MD

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