New Delhi, Jan. 27 -- Amazon said it's closing all of its Amazon Go and Amazon Fresh locations, as the online behemoth focuses on its grocery delivery, Whole Foods Market and a new "supersized" store concept.

The Seattle-based online retailer said Tuesday in a blog post that it plans to convert some of those soon-to-be shuttered locations into Whole Foods Market stores. The company operates 57 Amazon Fresh stores and 15 Amazon Go stores.

"While we've seen encouraging signals in our Amazon-branded physical grocery stores, we haven't yet created a truly distinctive customer experience with the right economic model needed for large-scale expansion," the company said in the post.

Amazon noted that customers can continue to shop Amazon Fres...