Suggest an Edit Name* Categories* Bicycle store Book store Car dealer Clothing store Convenience store Department store Electronics store Furniture store Hardware store Home goods store Jewelry store Liquor store Meal takeaway Pet store Pharmacy Shoe store Shopping mall Stores Supermarket Bicycle store Book store Car dealer Clothing store Convenience store Department store Electronics store Furniture store Hardware store Home goods store Jewelry store Liquor store Meal takeaway Pet store Pharmacy Shoe store Shopping mall Stores Supermarket Delete Add category Province (Territory)* Locality* ZIP* Street address* Phone* Website Opening hours Sunday: 10:00 am — 05:00 pm Monday: 10:00 am — 08:30 pm Tuesday: 10:00 am — 08:30 pm Wednesday: 10:00 am — 08:30 pm Thursday: 10:00 am — 08:30 pm Friday: 10:00 am — 08:30 pm Saturday: 09:30 am — 06:00 pm Company description Your comments (not for publishing) * — Required information Costco Wholesale ← View details 35 John Birchall Road, Richmond Hill, Ontario L4S 0B2 +1 905-780-2100