Ok, I was just at Costco Westbury and I can confirm 100% there is a coffee grinder in this store. It's by the water fountain close to the food court. Thanks everyone!
Yes, machine next to the food court
Yes there is a machine to grind the coffee if purchase there
Usually you can at most Costco locations. Sometimes the grinding machine isn't easy to find. Just ask an employee.
Yes I believe you can
Yes I saw people doing it.
Yes
No you can not Food Bazaar, Whole foods
Nope
No you can't
Not that I've seen.
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