Craigieburn lineThe Craigieburn line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's sixth shortest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Craigieburn station in the north, serving 21 stations via North Melbourne, Essendon, and Broadmeadows. The line operates for approximately 19 hours a day (from approximately 5:00 am to around 12:00 am) with 24 hour service available on Friday and Saturday nights.
Alamein lineThe Alamein line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's second shortest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Alamein station in the east, serving 18 stations via Burnley, Camberwell, Riversdale, and Ashburton. The line operates for approximately 19 hours a day (from approximately 5:00 am to around 12:00 am) with 24 hour service available on Friday and Saturday nights.
Belgrave lineThe Belgrave line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's fourth-longest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Belgrave station in the east, serving 31 stations via Burnley, Box Hill, Ringwood, and Upper Ferntree Gully. Beyond Belgrave, the narrow-gauge line has been restored as the Puffing Billy Railway, which runs tourist services to the original terminus of Gembrook.
Hurstbridge lineThe Hurstbridge Line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's seventh longest metropolitan railway line at . The line runs from Flinders Street Station in central Melbourne to Hurstbridge Station in the north-east, serving 28 stations via Clifton Hill Station, Heidelberg Station, Macleod Station, Greensborough Station, Eltham Station, and Diamond Creek Station.
Frankston lineThe Frankston line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's third-longest metropolitan railway line, at . The line runs from Flinders Street station in central Melbourne to Frankston station in the south-east, serving 28 stations via South Yarra, Caulfield, Moorabbin, and Mordialloc. The line continues to Stony Point on the non-electrified Stony Point line.
Pakenham lineThe Pakenham line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's longest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Pakenham station in the south-east, serving 27 stations via the City Loop, South Yarra, Caulfield, Oakleigh, and Dandenong. The line operates for approximately 20 hours a day (from approximately 4:00 am to around midnight) with 24 hour service available on Friday and Saturday nights.
Sandringham lineThe Sandringham line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's fourth shortest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Sandringham station in the south-east, serving 14 stations via South Yarra, Balaclava, Elsternwick, and Brighton. The line operates for approximately 20 hours a day (from approximately 5:30 am to around 12:20 am) with 24 hour service available on Friday and Saturday nights.
Mernda lineThe Mernda line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's eighth longest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Mernda station in the north, serving 29 stations including Clifton Hill, Reservoir, Epping, and South Morang. The line operates for approximately 19 hours a day (from approximately 5:00 am to around 12:00 am) with 24 hour service available on Friday and Saturday nights.
Werribee lineThe Werribee line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's ninth longest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Werribee station in the south west, serving 17 stations via Footscray, Newport, and Altona. The line operates for approximately 19 hours a day (from approximately 5:00 am to around 12:00 am) with 24 hour service available on Friday and Saturday nights.
Williamstown lineThe Williamstown Line is a commuter railway line in the city of Melbourne, Victoria, Australia. Operated by Metro Trains Melbourne, it is the city's third shortest metropolitan railway line at . The line runs from Flinders Street station in central Melbourne to Williamstown station in the south, serving 12 stations via Footscray, Yarraville, and Newport. The line operates for approximately 19 hours a day (from approximately 5:00 am to around 12:00 am) with 24-hour service available on Friday and Saturday nights.