Finance and Business Can I order in and out online? Can I order in and out online? Our online company store is open 24/7 at shop.in-n-out.com and we accept Visa, Master card, Discover and American Express. Our Merchandise Specialists can be reached at (800) 743-0128 and we accept Visa, Master card, Discover and American Express. Related Posts:You have to apply for an H 1B visa.Where is the CVV on my Visa Gift Card?Can you use a Visa gift card in Vegas?How long can you live in Thailand without a visa?