Gateway

Gateway might mean:

Places
 the Gateway Arch in St. Louis
 Gateway, Arkansas, a town
 Gateway Motorsports Park
 Gateway of India
 Gateway Cities, a region of Los Angeles
 the Gateway Tower in Chicago
 Gateway City, a nickname for St. Louis
 Gateway station (SkyTrain)
 Tower Gateway DLR station
 Ketchikan Gateway Borough, Alaska

Technology
 Default gateway
 Interior gateway protocol
 Application layer gateway, a type of firewall
 Border Gateway Protocol
 Gateway (telecommunications)

Other uses
 Gateway (movie)
 Gateway drug theory, an idea about using other drugs