Dunkin Releases Free Coffee Code for Millions of Rewards Members

Dunkin is distributing one million complimentary drinks to its rewards members exclusively on Tuesday, September 22, 2026. The company will release a specific promo code during the day via the official app's Offers and Rewards section after users register as members. Reports from another source suggest an alternative giveaway date of Thursday, September 24, but this information remains unconfirmed by reliable reporting.