This story has been updated to include new information. Costco workers who are members of the Teamsters union could go on strike by the end of the month the union voted to authorize a nationwide ...

Costco and the Teamsters Union struck a tentative agreement early Saturday morning, Feb. 1, as thousands of workers prepared to go on strike.

While Oregon and southwest Washington stores aren’t under the Teamsters contract, a prolonged strike that includes drivers at ...

About 18,000 Teamsters are set to strike 56 Costco stores across six states early Saturday unless an 11th-hour agreement ...