Welcome to DENNIS! Based in Portland, Oregon, USA, we’ve been designing uniforms and uniform programs for nearly a century. We’re proud to partner with schools and families as they work to bring their educational vision to life.

Learn more about our company

Questions? Need help? Contact National Customer Service!

Phone: 800.854.6951   |   Click here for hours

Effective 3/20/2020, we’ve made changes to our Shipping Policy and Quick Return process. See Full Statement for more information. DENNIS Retail Stores will remain closed until further notice. We are offering Free Shipping on online orders $50+ to minimize this inconvenience. Thank you.

Find the right fit

Our fit guides take the guesswork out of finding the right size! Just follow the instructions below! Contact us if you have questions or need assistance.


How to find your size:

  • Start with height. Stand tall (no shoes) and measure from top of head to floor.
  • Measure your waist at the narrowest part.
  • Use our Fit Guides (below) to find the best size for you!
  • Other measurements to help dial it in:
  •    · Chest. Measure at the fullest part.
  •    · Weight. In pounds.