Dunkin’ Donuts is treating its guests to a free small hot or iced coffee at participating restaurants.
The offer is available and redeemable only on Sept. 29 - National Coffee Day - through the “My Offers” tab of the Dunkin’ Mobile App, which is available for both iPhone® and Android™ mobile devices.
There's a Dunkin’ Donuts at 1700 W. 14 Mile Rd. in Royal Oak.
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Source: Dunkin’ Donuts
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