XS-Mart is a hypermarket chain with several locations throughout Centralia. Originally a general-merchandise retailer, XS-Mart expanded into the grocery industry in the late 1990s, adding grocery departments to several existing and new locations.

In addition to the corporate headquarters in EdgeCity, XS-Mart operates distribution center in WolfRidge and SunsetValley.

Competitors to XS-Mart include CA Marketplace and HowellsSupermarkets.