Find out how to redeem this $1000 Costco Gift Card! This is absolutely the one for you if you love shopping. Here we find offer for you to get a FREE $1,000 Costco gift card. Costco is the largest membership warehouse club chain in the United States. As of July 2009 it is the third largest retailer in the United States. At Costco you can find many items and products. From electronics, computers, furniture, home improvement, and many more.