General Edward Lawrence Logan International Airport — more commonly known as Boston Logan International Airport — is an international airport located mostly in East Boston and partially in Winthrop, Massachusetts, United States. Covering 2,384 acres (965 ha), it has six runways and four passenger terminals, and employs an estimated 16,000 people. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems in which it is categorized as a large hub primary commercial service facility.