N9TPB FCC License Search

🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 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

WRQB488 GMRS 📡 HAM

📡

Also a licensed HAM

N3GIS

General class · same FCC Registration Number (FRN)

Current holder: Andreas Ritterbusch

General Mobile Radio Service license · held by Andreas Ritterbusch · Frederick, MD · FRN 0001743236

Status	Active
Granted	Apr 16, 2022
Expires	Apr 16, 2032
Mailing address	907 N Market St, Apt 2, Frederick, MD 21701

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
7	RP15	462.550	D261	WRTH256	Frederick, MD · Butterfly Ridge Elementary	Open	On the air
9	RP20	462.675	100.0	WRJY601	Frederick, MD	Open	On the air
14	RP21	462.700	107.2	WRJY601	Thurmont, MD	Open	On the air
29	RP19	462.650	127.3	WRWQ569	Waynesboro, PA	Open	On the air
30	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
31	RP18	462.625	179.9	WRXA649	Falling Waters, WV	Open	On the air
31	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
35	RP22	462.725	123.0	WSJK841	Martinsburg, WV · Dry Run Rd	Closed	On the air
35	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
37	RP15	462.550	123.0	WSJK841	Martinsburg, WV · Dry Run Rd North Mountain	Closed	On the air
39	RP21	462.700	203.5	WSEI555	Spring Grove, PA	Open	On the air
39	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
39	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
39	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
40	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
40	RP16	462.575	141.3	KAD6329	Arlington, VA · Clarendon	Open	On the air
41	RP15	462.550	141.3	WPON592	Falls Church, VA · Seven Corners	Open	On the air
41	RP20	462.675	141.3	KAD6329	Falls Church, VA · Seven Corners	Open	On the air
44	RP18	462.625	123.0	WPON592	Alexandria, VA · Fort Ward Park	Open	On the air
45	RP17	462.600	141.3	KAB7046	Alexandria, VA · West End	Open	On the air
45	RP20	462.675	141.3	WRPC304	Port Deposit, MD · I-95 At The Susquehanna River	Open	On the air
45	RP21	462.700	141.3	KAB7046	Washington, DC · Anacostia	Open	On the air
46	RP16	462.575	241.8	WREZ274	Capitol Heights, MD	Open	On the air
46	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
46	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
N3GIS	Active	General	Andreas Ritterbusch	Ellicott City, MD	Mar 27, 2024	Apr 25, 2034
N8GIS	Canceled	General	Andreas Ritterbusch	Frederick, MD	Mar 19, 2010	Mar 19, 2020
KB9VVD	Canceled	General	Andreas Ritterbusch	Martinsburg, WV	Feb 2, 2010	Feb 28, 2020

📜 License history

Date	FCC action
Apr 16, 2022	License issued

🏠 Address history

Every address Andreas Ritterbusch gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Apr 15, 2022	907 N Market St, Apt 2, Frederick, MD 21701	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Apr 15, 2022	0010003943	New license	Granted	Frederick, MD

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