https://www.dunkindonuts.com/en/dd-perks
DD Perks rewards members in many states can get a Free Medium Hot or Iced Coffee at Dunkin' on Wednesdays. For CT, MA, NH, NY, RI, and VT it's every Wednesday this month, but for AZ, CA, CO, IA, IL, IN, KS, MO, NC, NE, NH, NM, NV, OK, TX, UT, and VA it should be for the rest of the year. "*Excludes Cold Brew and Nitro Cold Brew. Offer valid for one medium hot or iced coffee for DD Perks members who pay with an enrolled DD Card, scan their loyalty ID at checkout or order ahead on the Dunkin’ App."