Used Cars for Sale in Florissant, MO

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Looking for a "New" Used Car, Truck or SUV? Come to Cross Keys Auto for the Best Deals on the Best Quality Vehicles in the Florissant Area!

Cross Keys Auto is well known around the Florissant area - including greater St. Louis, Berkeley. Jennings and Granite City, IL - for our great selection of top-quality cars, trucks and SUVs. We're also widely known for offering the best deals on top brands, including Ford, Nissan, Chrysler, Chevrolet, Dodge and Hyundai models. Whether you're interested in a pre-owned vehicle for the value or for the style of a particular model year, Cross Keys has the used car, truck or SUV for you.

Every vehicle on our lot undergoes a thorough, multipoint inspection before sale to ensure it meets all the safety and inspection requirements our clients expect and deserve when purchasing a used car, truck or SUV.

Conveniently Located in Florissant, and Serving Car Buyers from St. Louis, Berkeley, Jennings and Granite City

Cross Keys Auto is located at 14050 New Halls Ferry Road in Florissant, just outside of St. Louis and within shouting distance of the communities of Berkeley, Jennings and Granite City.

Cross Keys Auto Also Provides Full Service Financing Solutions

Unsure what you can afford in a used vehicle? Our finance team is ready to help. Our specialists work with you to review your financing options and then secure the best solution that meets your needs and gets you into the used vehicle you want. Apply online today using our secure finance application or swing by our Florissant used car dealership in person.

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Cross Keys Auto
14050 New Halls Ferry Rd
Florissant, MO 63033

Used Car Sales:
(888) 431-1375


  • Monday 9:00am - 8:00pm
  • Tuesday 9:00am - 6:00pm
  • Wednesday 9:00am - 8:00pm
  • Thursday 9:00am - 6:00pm
  • Friday 9:00am - 8:00pm
  • Saturday 9:00am - 5:00pm
  • Sunday Closed