Mars bars can be found in speciality import stores or with online retailers with wide distribution, such as Amazon.com. Mars bars are not actively distributed in the United States as of 2015. Mars bar production and distribution in the United States was discontinued in 2000.
While the Mars corporate headquarters is in New Jersey, Mars bars are produced exclusively in the original facility in Slough, England for distribution throughout the United Kingdom. In the United States, Milky Way bars are similar to Mars bars. Milky Way, and most other Mars confections, are available at any supermarket, mass merchandiser or convenience store across the United States.