Ante Post is a phrase used for bets placed at least a day in advance of the event. It's also referred to as Future Races on horse racing and greyhound racing. Ante - post betting on UK and Irish horse racing, including the Classics, Royal Ascot, British Champions Day and more. All available odds will be listed here. International · Guineas · Ascot Gold Cup · St Leger. Ante - Post betting from playslotsonline.review Tips and odds on the Antepost.