ST. PETERS
3004 S. St. Peters Pkwy
St. Charles, MO 63303
Open 24/7
(walk-up window 12 AM - 7:59 AM)
About St. Peters Root 66
Our Root 66 store in St. Peters was one of the first medical marijuana dispensaries to open to patients in St. Charles County. The City of St. Peters is a great place to live, work, play and visit, offering affordable, quality living with top-notch amenities and services. Money Magazine has recognized St. Peters multiple times as a Top 100 Best Places to Live in America.
Root 66 is proud to join the St. Peters community and offer local patients a wide variety of cannabis products including: cannabis flower, vapes, concentrates, edibles, beverages and more! We pride ourselves on our commitment to the community of St. Peters, to offer the best experience and widest selection in town.
Find us at Root 66 Dispensary St. Peters, located at 3004 S. St. Peters Pkwy, St. Charles, MO 63303. Click here for directions.
Our Store Manager’s
Top Picks
Meet Charlie Unger, the welcoming face behind our St. Peters location. With a deep passion for helping our customers discover the perfect products, Charlie has some standout recommendations for you.
“Ever since I discovered the healing power of cannabis, I knew I was meant to be a part of an industry that gives me the ability to promote and share its magic on a daily basis. Whether it's helping our guests find relief from pain and sleep challenges, or just recommending something to help unwind from a tough day, it's a true privilege to support the wellness of everyone that walks into our dispensary. I'm incredibly grateful to the team at Root 66 for letting me join them for this next chapter of my cannabis journey, and I hope you'll visit us and make it a part of your journey as well!”
Charlie Unger
Favorite Consumption Method:
Flower and edibles
Must-Try Strain:
Florida Kush and Pacific Cooler
When did you start working for Root 66?
January 2026
Grow with Us
Cultivate Your Career in Cannabis with Root 66. Join our passionate team and be part of the journey that’s shaping the future of the cannabis industry.
Google Reviews
Trustindex verifies that the original source of the review is Google. This was my first visit to this dispensary. Cedric helped me and he was a delight…the entire staff was very friendly and welcoming, including the guard. I also love that they have a pet food donation box. This will definitely be my favorite place.Trustindex verifies that the original source of the review is Google. Always good energy when I come in. Good stock, great prices.Trustindex verifies that the original source of the review is Google. Always super fast and friendly, great selection! Mimi was super helpful as well :)Trustindex verifies that the original source of the review is Google. My favorite store in the world! Employees are happy and helpful. I love the wide range of options and something for every price range.Trustindex verifies that the original source of the review is Google. Katie was awesome and super helpful! It's a great place!
