Key Cannabis Dispensary O'Fallon

4.6
521 reviews

About

Cannabis StoreMedical Marijuana DispensaryHolistic MedicineHerbal MedicineAlternative Medicine
Welcome to Key Cannabis Dispensary in O’Fallon, MO! Take advantage of our convenient drive-thru and online ordering for easy access to top-quality cannabis products. Located on State Road North off exit 364 from Hwy K, we proudly serve O’Fallon with a comprehensive selection of medical and recreational cannabis. Our inventory includes a wide variety of cannabis strains, pre-rolls, vapes & carts, concentrates, edibles, tinctures, CBD, and more. Whether you're seeking relief or relaxation, our knowledgeable and friendly budtenders are here to guide you through our offerings and provide personalized recommendations. At Key Cannabis Dispensary O'Fallon, we strive to create a welcoming and inclusive environment for all our customers.

Location

Key Cannabis Dispensary O'Fallon
6700 State Route N, Saint Charles, MO
63304, United States

Hours

Reviews

4.6
521 reviews
5 stars
452
4 stars
13
3 stars
9
2 stars
6
1 star
41

What are people saying?

AI-generated from recent customer reviews

Customer Service

Staff are consistently described as friendly, knowledgeable, and helpful, providing a positive experience for customers.

Product Knowledge

Employees demonstrate a strong understanding of products, answering questions and making recommendations effectively.

Store Experience

Customers appreciate the clean and welcoming environment, with many noting the convenience of the drive-thru and online ordering.

Pricing Concerns

Some customers expressed dissatisfaction with pricing and perceived lack of discounts, indicating a need for improvement in this area.

Mixed Reviews on Management

While many reviews praise the staff, there are mentions of issues with management and customer service policies that have led to negative experiences.
  • MB
    Melissa Beeson
    1 day ago
    5.0
    I always enjoy kheldin and chris every question answered and all my stuff is awesome I like the strawberry fields vape
  • DT
    Danielle Terry
    5 days ago
    5.0
    ⭐️⭐️⭐️⭐️⭐️Love this place! Their Smokiez selection is incredible—so many options to choose from, always fresh and well-stocked. The staff is friendly, knowledgeable, and goes out of their way to make sure you get exactly what you want. Shopping here is always smooth, fun, and a total treat. Highly recommend!
  • LF
    Lindsey Fennewald
    Nov 13, 2025
    5.0
    Kyle is such an amazing budtender! Thank you for getting me my birthday preroll! :)
  • LP
    Lori Pratt
    Nov 7, 2025
    5.0
    Sean really was helpful and explained the answers to my questions really well. Very helpful
  • GG
    Greggers Grunderson
    Oct 22, 2025
    5.0
    Brendon G at Key dispensary was awesome. I am an old dude new to cannabis, and he answered all my newb questions about terpenes and aroma and everything else. Highly recommended.

Frequently Asked Questions About Key Cannabis Dispensary O'Fallon

What are the operating hours for the drive-thru at Key Cannabis Dispensary O'Fallon?

The drive-thru is open every day from 8:00 AM to 9:45 PM.

Does Key Cannabis Dispensary O'Fallon offer delivery services?

No, delivery is not offered; however, in-store pickup is available.