Contact Us, National Auto Sound & Security

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Contact Us:

National Auto Sound & Security, 11001 E. US Highway 40, Independence, Mo 64055, within the Kansas City area, 816-356-8700 Hours: 9am to 6pm Monday – Friday, 9 am to 5:30 pm Saturday, Closed Sunday

Please note, our address sometimes does not place properly in some navigation software because of the way Highway 40 is numbered. Some navigation systems will put us in a wrong location. We recommend putting in the nearest intersection into your nav unit and you will find us easily: we are just west of the intersection of Sterling Ave. & US Highway 40, on highway 40, just down the hill from Quick Trip and right next to V’s Italian Restaurant. We are on the south side of Highway 40.

National Pricing Local Support

Receive these in-store benefits by shopping with our friendly and knowledgeable sales and installation staff. National Auto Sound & Security is a locally owned family business in Kansas City for over 50 years:

Custom installation factory authorized

National Auto Sound & Security

11001 E US Highway 40, Independence, MO 64055  Kansas City, Missouri area
Hours: 9:00am to 6:00pm Monday-Friday
Saturday 9:00am to 5:30pm, Closed Sunday