Ireland's Ultimate Motoring Marketplace! Carzone is IrelandÕs number one motoring website attracting just under 1 Million monthly unique users, who carry out over 35 million searches a month for used cars. Carzone works with IrelandÕs franchise and independent car dealers, and private sellers, to provide the biggest online showroom of used cars in the country. Over 60,000 used cars are listed on the site at any one time. CarzoneÕs unique search function mea…ns finding the perfect car is easy Ð with no specific make or model in mind required. Carzone is part of AutoTrader UK, a leading multimedia group with successful operations in the UK and Ireland. Carzone is IrelandÕs ultimate motoring website and is a must visit destination for Irish car buyers when looking to purchase a used car.