Contact Us

Use this form to contact National Day Calendar directly.  This form can also be used for licensing and/or appearance inquiries as well. If you wish to submit your ideas for a National Day, Week or Month – Go Here.

Contact Us


National Day Calendar is located at 712 West Main Street in the historic town of Mandan, ND 58554.

 Our mission statement is three simple words.  Celebrate Every Day. 

Phone: 701.204.6674

Office Hours:

Monday – Friday
8:30 a.m. to 5:00 p.m. CT

Join the

Stay up to date on upcoming national days and Celebrate Every Day!