A free Household card is available to a Primary cardholder’s spouse, domestic partner, or immediate family member over the age of 18 and living at the same residential address. Household cardholders will be asked to present proof that they live at the same address as the Primary cardholder.
Maximum of 6 add-on cards can be added on to the business primary Member.
(Annual fee for add-on is required.)
If you want to be issued an add-on card,
please visit any local Costco warehouse with Employment document with your company's name and ID.