Investigators say 20-year-old Salman Haji was captured on surveillance video with his codefendant, Ilyiss Abdi, walking into ...

Costco updated its website to show where new locations are opening in the United States. See when and where a new warehouse is opening in Washington.

Costco is opening new locations in four U.S. states in August. New stores are expected to pop up in Texas, Nevada, Washington ...

With a temporary occupancy permit in hand, it’s all systems go for Costco Wholesale to debut its Richland warehouse store at ...

While some may joke about not needing a year's worth of mayonnaise or enough nacho cheese to fill a kiddie pool, warehouse ...

Costco is rolling out changes to its soda offerings at all its food courts. Here's what to know about the changes coming to ...

As the company plans to open more stores nationwide, here are fun facts about the massive Costco Wholesale store at One ...

A 20-year-old man who is accused of fleeing to Africa after killing a woman in the parking lot of a Costco in Tukwila last ...

Washington County commissioners are hosting a groundbreaking ceremony for the Washington Mall project in South Strabane Township. Close to $6 million is being dedicated to redevelop the site into a ...

Costco is raising membership fees. Don’t worry, hot dogs cost the same. Basic members will pay $5 more per year and executive members will see a $10 increase as the company raises fees for the ...