Complaint Department Numbers and Emails

M and Ms Customer Service Complaints Department

Complaint Department Numbers and Emails


About M and Ms

M&Ms, the iconic “melt in your mouth” chocolate candy produced by Mars Incorporated, have been a beloved treat since their introduction to the public in 1941. These popular candies come in an array of colors, flavors and sizes including milk chocolate, dark chocolate peanut butter-filled varieties as well as seasonal offerings like white peppermint or pumpkin spice flavored treats. M&Ms are one of the most recognizable brands around the world!

What is M and Ms's phone and customer care email?

You can call M and Ms’s customer service phone number at (888) 696-6788 and you can email their corporate office at

What is M and Ms's corporate address?

M and Ms’s corporate address is M and MS USA, 700 High Street, Hackettstown,, New Jersey, 07840, United States.

What's the best time to contact them?

The optimal time to get in touch with M and Ms is contingent on the type of inquiry you have. For general customer service inquiries, they are available Monday through Friday between 8am – 5pm Eastern Standard Time.

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