What is Costco’s return policy? – Costco Customer Service

Hearing Aids: Please contact the Hearing Aid center at your Costco Warehouse. How to Return an Item Products purchased at a Costco location need to be returned at the returns counter at any Costco warehouse. Items ordered online can be returned at any Costco warehouse -or- you can initiate a return through Costco.com.

 https://customerservice.costco.com/app/answers/detail/a_id/1191/~/what-is-costcos-return-policy%3F