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

WSKK216 GMRS 📡 HAM

📡

Also a licensed HAM

K4YAR

General class · same FCC Registration Number (FRN)

Current holder: Russell T Klophaus

General Mobile Radio Service license · held by Russell T Klophaus · Wilmington, DE · FRN 0037608262

Status	Active
Granted	Nov 21, 2025
Expires	Nov 21, 2035
Mailing address	PO Box 170, 1604 Philadelphia Pike, Wilmington, DE 19809

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

📻 GMRS repeaters within 50 miles

24 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
5	RP15	462.550	—	WRDU953	Wilmington, DE · Claymont/Arden	Closed	On the air
8	RP21	462.700	136.5	WPWN390	Chester, PA · Sunoco Station	Open	On the air
8	RP21	462.700	136.5	WPWN390	Chester, PA · Sunoco Station	Open	On the air
19	RP22	462.725	225.7	WRAX971	Philadelphia, PA · Marconi Park	Open	On the air
20	RP17	462.600	136.5	WSMV317	Penn Valley, PA	Open	On the air
21	RP22	462.725	D125	WQYM530	Jennersville, PA · Sr 1 / Sr 796	Open	On the air
26	RP20	462.675	D506	WRAV831	East Norriton, PA · Einstein Medical Center	Open	On the air
27	RP20	462.675	D125	WRVA363	Oxford Boro, PA · Oxford Walmart	Open	On the air
30	RP21	462.700	136.5	WRYL566	Worcester, PA	Open	On the air
31	RP19	462.650	—	WSLY275	Atco, NJ	Open	On the air
35	RP18	462.625	179.9	WRMD534	Warminster, PA	Closed	On the air
36	RP21	462.700	107.2	WQYM714	Port Deposit, MD	Open	On the air
37	RP18	462.625	67.0	WSFB252	Galena, MD	Open	On the air
39	RP22	462.725	141.3	WROE856	Richboro, PA	Open	On the air
43	RP20	462.675	D506	WRWL377	Tullytown, PA	Closed	On the air
43	RP20	462.675	131.8	WRVX293	Holtwood, PA	Open	On the air
43	RP21	462.700	—	WRAL248	Dover, DE · Fire acadmey	Open	On the air
45	RP15	462.550	162.2	WRVP824	Willow Street, PA	Open	On the air
45	RP18	462.625	192.8	WRVZ620	Quakertown, PA	Open	On the air
45	RP21	462.700	146.2	WROM573	Reading, PA	Open	On the air
46	RP18	462.625	D346	WRVZ620	Quakertown, PA	Open	On the air
46	RP22	462.725	186.2	WSAW263	Morrisville, PA	Open	On the air
46	RP21	462.700	—	WRCE676	Hartly, DE	Open	On the air
49	RP15	462.550	D025	WSAR525	Reading, PA	Open	On the air

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
K4YAR	Active	General	Russell Klophaus	Wilmington, DE	Dec 16, 2025	Dec 16, 2035
KD3CDR	Canceled	General	Russell Klophaus	Wilmington, DE	Nov 27, 2025	Nov 27, 2035

📜 License history

Date	FCC action
Nov 21, 2025	License issued

🏠 Address history

Every address Russell T Klophaus gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Nov 20, 2025	PO Box 170, 1604 Philadelphia Pike, Wilmington, DE 19809	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Nov 20, 2025	0011783210	New license	Granted	Wilmington, DE

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