Find us on the web at to find out more! br People in and around Ontario CA often ask, what is the premier Kia dealership around? The answer is always Valley Kia of Fontana! Valley Kia of Fontana provides residents with the premier service, selection, prices and all around buying experience when looking for any new or pre-owned Kia vehicle. One trip to Valley Kia of Fontana and you will see why so many people consider us the premier Kia dealership in the area.