Round 6 of the 1964 FIA Formula One World Championship returned to the Nürburgring for the XXVI Grosser Preis von Deutschland.
Round 5 of the 1964 FIA Formula One World Championship returned to the Brands Hatch for the XVII RAC British Grand Prix.
Round 4 of the 1964 FIA Formula One World Championship returned to the Reims-Gueux for the 50e Grand Prix de l'A.C.F..
Round 3 of the 1964 FIA Formula One World Championship returned to the Circuit de Spa-Francorchamps for the XXIV Grand Prix de Belgique.
Round 2 of the 1964 FIA Formula One World Championship returned to the Circuit Zandvoort for the XII Grote Prijs van Nederland.
Round 1 of the 1964 FIA Formula One World Championship returned to the Circuit de Monaco for the XXII Grand Prix de Monaco.
Round 10 of the 1963 FIA Formula One World Championship returned to the Prince George Circuit for the 10th International RAC Grand Prix of South Africa.
Round 9 of the 1963 FIA Formula One World Championship returned to the Autódromo Hermanos Rodríguez for the II Gran Premio de Mexico.
Round 8 of the 1963 FIA Formula One World Championship returned to the Watkins Glen International for the VI Grand Prix of the United States.
Round 7 of the 1963 FIA Formula One World Championship returned to the Autodromo Nazionale di Monza for the XXXIV Gran Premio d'Italia.