Eastern Line may refer to:

Railways Eastern Line (Auckland), a suburban rail service in Auckland, New Zealand Eastern line (Kolkata Suburban Railway), in West Bengal, India Eastern Line (Thailand), a railway line in Thailand Eastern Østfold Line, in Norway IRT Eastern Parkway Line, a New York City Subway line in Brooklyn, New York, United States Eastern Suburbs & Illawarra Line, a commuter railway service in Sydney, Australia Eastern Suburbs railway line, a branch of the Eastern Suburbs & Illawarra Line Eastern Trunk line, in Taiwan BMT Canarsie Line, a rapid transit line in Brooklyn, New York, United States, sometimes referred to as the 14th Street–Eastern Line Chinese Eastern Railway, a railway network centred on Harbin, China Great Eastern Main Line, in England, United Kingdom, sometimes referred to as the East Anglia Main Line South Eastern Main Line, in England, United Kingdom

Other Eastern Steamship Lines, a former shipping company in the United States

See also East Line (disambiguation) Eastern Railway (disambiguation)