Subway is offering Buy One, Get One FREE Footlong Subs by using promo code FREEFOOTLONG! To get this deal, just apply this promo code at checkout when you placed your order. This offer is only available when ordering online or via their app!

As an example deal, grab two at a price of $6.99 each, and after promo two footlongs are just $3.49 each. Plus, if you buy $25 in gift cards by June 30th, you’ll get a free 6″ Sub. These free 6″ sub bonus cards are valid from July 1 through August 31, 2012, and there is a limit of four per person.