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

WRYY439 GMRS 📡 HAM

📡

Also a licensed HAM

KB3VRM

Amateur Extra class · same FCC Registration Number (FRN) · active on 1 net

Current holder: Charles B Amos

General Mobile Radio Service license · held by Charles B Amos · Upperco, MD · FRN 0020668059

Status	Active
Granted	Oct 3, 2023
Expires	Oct 3, 2033
Mailing address	5715 Emory Road, Upperco, MD 21155

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
13	RP18	462.625	67.0	WRMP641	White Hall, MD	Open	On the air
16	RP17	462.600	192.8	WRJY601	Towson, MD	Open	On the air
19	RP20	462.675	141.3	WRPC304	Port Deposit, MD · I-95 At The Susquehanna River	Open	On the air
19	RP19	462.650	192.8	WRJY601	Ellicott City, MD	Open	On the air
21	RP15	462.550	141.3	WRZV755	Baltimore, MD · Pigtown	Open	On the air
21	RP20	462.675	192.8	WRJY601	Baltimore, MD	Open	On the air
23	RP21	462.700	203.5	WSEI555	Spring Grove, PA	Open	On the air
30	RP19	462.650	141.3	WRMV901	York, PA · Hollywood Heights	Closed	On the air
30	RP22	462.725	88.5	WQMM856	Laurel, MD	Open	On the air
30	RP16	462.575	141.3	WRMV901	York, PA	Open	On the air
30	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air
30	RP15	462.550	141.3	WRMV901	York, PA	Open	On the air
31	RP21	462.700	107.2	WRJY601	Thurmont, MD	Open	On the air
33	RP15	462.550	D261	WRTH256	Frederick, MD · Butterfly Ridge Elementary	Open	On the air
35	RP20	462.675	100.0	WRJY601	Frederick, MD	Open	On the air
35	RP18	462.625	156.7	WPON592	Wheaton, MD	Open	On the air
36	RP15	462.550	141.3	WQMM856	Lanham, MD · Doctor's Hospital	Open	On the air
36	RP15	462.550	136.5	WRXD980	Burtonsville, MD	Open	On the air
36	RP15	462.550	—	WRYB934	Chestertown, MD	Open	On the air
36	RP20	462.675	103.5	WSAD893	Baltimore, MD · Pasadena	Open	On the air
39	RP20	462.675	131.8	WRVX293	Holtwood, PA	Open	On the air
39	RP21	462.700	107.2	WQYM714	Port Deposit, MD	Open	On the air
43	RP15	462.550	162.2	WRVP824	Willow Street, PA	Open	On the air
44	RP18	462.625	141.3	WRAC649	Carlisle, PA	Open	On the air
44	RP19	462.650	127.3	WRWQ569	Waynesboro, PA	Open	On the air

Showing the closest 25.

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
KB3VRM	Active	Extra	CHARLES B AMOS	Upperco, MD	Feb 5, 2021	Mar 8, 2031

📜 License history

Date	FCC action
Aug 8, 2026	Administrative update
Oct 3, 2023	License issued

🏠 Address history

Every address Charles B Amos gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Aug 7, 2026	5715 Emory Road, Upperco, MD 21155	Administrative update
Sep 25, 2023	320 melancthon ave, Lutherville, MD 21093	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Aug 7, 2026	0012143974	Administrative update	Granted	Upperco, MD
Sep 25, 2023	0010705767	New license	Granted	Lutherville, MD

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