I-20 Atlanta Via Wesley Chapel Road To 4063 Windsor Castle Way, Decatur, Ga 30039: Start On I-20 East From Downtown Atlanta. Take Exit 68 For Wesley Chapel Road. Turn Right Onto Wesley Chapel Rd. Continue To Left On Kelley Chapel Road. Turn Right Onto Windsor Castle Way. Your Destination, 4063 Windsor Castle Way, Will Be At The End Of The Street On Your Left.