The Frankston railway line is a bayside suburban electrified railway in Melbourne, Australia. The line runs from the City Loop to Frankston and continues on to Stony Point as the Stony Point line. Apart from suburban electric trains, the tracks are also used for rail freight transport to and from the Steel mills near Hastings. The Frankston line is part of Melbourne's Metlink integrated ticketing system in Zones 1 and 2.