McDonald'sFood28-29 Saint Mary Street, Cardiff, CF10 1ABOpening hoursMo-Su 00:00-24:00Phone+44 29 2034 5986Websitehttps://www.mcdonalds.com/gb/en-gb/location/cardiff/cardiff-st-marys-street/2829-st-mary-street/8260766.htmlNearby placesTaco BellStarbucks CoffeeMiller & CarterTortilla CardiffGreggsWagamama