Maps and GPS directions to Carrefour Express Calderón de la Barca
and other Carrefour locations in Spain
. Find your nearest Carrefour. Over the past 40 years, the Carrefour group has grown to become one of the world's leading distribution groups. The world's second-largest retailer and the largest in Europe, the group currently operates four main grocery store formats: hypermarkets, supermarkets, hard discount and convenience stores. The Carrefour group currently has over 14,000 stores, either company-operated or franchises.