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

WRKF427 GMRS 📡 HAM

📡

Also a licensed HAM

W3BWB

Technician class · same FCC Registration Number (FRN)

Current holder: Lawrence M Rotter

General Mobile Radio Service license · held by Lawrence M Rotter · New Market, MD · FRN 0023186463

Status	Active
Granted	Dec 29, 2020
Expires	Dec 29, 2030
Mailing address	5633 Jordan Blvd, New Market, MD 21774

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

📻 GMRS repeaters within 50 miles

29 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	RP15	462.550	D261	WRTH256	Frederick, MD · Butterfly Ridge Elementary	Open	On the air
12	RP20	462.675	100.0	WRJY601	Frederick, MD	Open	On the air
18	RP21	462.700	107.2	WRJY601	Thurmont, MD	Open	On the air
26	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
28	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
32	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
33	RP19	462.650	127.3	WRWQ569	Waynesboro, PA	Open	On the air
33	RP18	462.625	179.9	WRXA649	Falling Waters, WV	Open	On the air
37	RP16	462.575	141.3	KAD6329	Arlington, VA · Clarendon	Open	On the air
37	RP22	462.725	123.0	WSJK841	Martinsburg, WV · Dry Run Rd	Closed	On the air
37	RP15	462.550	141.3	WPON592	Falls Church, VA · Seven Corners	Open	On the air
37	RP20	462.675	141.3	KAD6329	Falls Church, VA · Seven Corners	Open	On the air
37	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
38	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
38	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
39	RP15	462.550	123.0	WSJK841	Martinsburg, WV · Dry Run Rd North Mountain	Closed	On the air
39	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
40	RP18	462.625	123.0	WPON592	Alexandria, VA · Fort Ward Park	Open	On the air
41	RP21	462.700	203.5	WSEI555	Spring Grove, PA	Open	On the air
41	RP17	462.600	141.3	KAB7046	Alexandria, VA · West End	Open	On the air
41	RP21	462.700	141.3	KAB7046	Washington, DC · Anacostia	Open	On the air
42	RP16	462.575	241.8	WREZ274	Capitol Heights, MD	Open	On the air
43	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
43	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air
43	RP15	462.550	—	WRYB934	Chestertown, MD	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
W3BWB	Active	Technician	LAWRENCE M ROTTER	New Market, MD	Jan 26, 2021	Jan 26, 2031
KC3BVY	Canceled	Technician	LAWRENCE M ROTTER	New Market, MD	Jan 6, 2014	Jan 6, 2024

📜 License history

Date	FCC action
Dec 29, 2020	License issued

🏠 Address history

Every address Lawrence M Rotter gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Dec 28, 2020	5633 Jordan Blvd, New Market, MD 21774	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Dec 28, 2020	0009344198	New license	Granted	New Market, MD

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