ENTER SWEEPSTAKES HERE – Subway Sweepstakes page.
You can find codes on drink cups at Subway.
To enter w/o purchase click here to get codes emailed to you. Each entrant may obtain no more than three (3) Complimentary Codes per day.
ENTRY LIMIT – Regardless of the method used to obtain a code, an Entrant is limited to a maximum of three (3) Game Plays per day during the Promotion Period (except that the Action Game Play and Common Code may be used on the same day for a maximum of five  Game Plays on one  day during the Promotion Period).
ELIGIBILITY – This Promotion is open only to eligible legal United States and District of Columbia residents who at the time of registration are: (i) physically located in the 50 United States or the District of Columbia, and (ii) at least thirteen (13) years of age.
SWEEPSTAKES PERIOD – The Promotion starts on March 31, 2015 at 12:00 PM Eastern Time (“ET”) and ends on May 31, 2015 at 11:59:59 PM ET.
PRIZES – 1 winner – Subs for life awarded as a $27,781 check ARV:$27,781
30,000 winners – 1 Free Doritos bag awarded as a $2 SUBWAY Card* ARV:$2.00
5,000 winners – 1 Free Sub awarded as an $8 SUBWAY Card* ARV:$8.00
5,000 winners – 1 Movie Ticket from Fandango (up to $12 total value) awarded as a reward code** ARV:$12.00
150 winners – $25 Doritos Gift Card awarded as $25 SUBWAY Card* ARV:$25
300,000 winners – Set of 9 Exclusive Marvel Digital Wallpapers*** ARV:$8.91