Seamless.com takes 25% off orders of $10 or more via coupon code "4Good25". (Some restaurants may have a higher minimum for delivery.) That's the best percent-off discount we've seen for Seamless.com, an online restaurant delivery website. Sales tax is added where applicable. Seamless.com currently has participating restaurants in major cities such as New York, Boston, Los Angeles, Chicago, Miami, and more. Deal ends December 30.