Subway is a privately held American fast food restaurant franchise that primarily sells submarine sandwiches (subs) and salads. Subway is one of the fastest-growing franchises in the world and, as of June 2017, has approximately 45,000 stores located in more than 100 countries. More than half of the stores are located in the United States. It is the largest single-brand restaurant chain and the largest restaurant operator in the world.
Subway's international headquarters are in Milford, Connecticut, with five regional centers supporting the company's international operations. The regional offices for European franchises are located in Amsterdam (Netherlands); the Australian and New Zealand locations are supported from Brisbane (Australia); the Asian locations are supported from offices in Beirut (Lebanon) and Singapore; and the Latin American support center is in Miami.