Southwest Airlines Co. (Southwest) operates Southwest Airlines, a passenger airline that provides scheduled air transportation in the United States and near-international markets. The Company's fare products include four categories: Wanna Get Away, Wanna Get Away Plus, Anytime, and Business Select to provide customers options when choosing a fare. It offers ancillary services, such as EarlyBird Check-In, Upgraded Boarding, and transportation of pets and unaccompanied minors, in accordance with Southwest’s respective policies. EarlyBird Check-In provides customers with automatic check-in and an assigned boarding position before general boarding positions become available. It has over 817 Boeing 737 aircraft in its fleet and serves 121 destinations in 42 states, the District of Columbia, the Commonwealth of Puerto Rico, and ten near-international countries: Mexico, Jamaica, The Bahamas, Aruba, Dominican Republic, Costa Rica, Belize, Cuba, the Cayman Islands, and Turks and Caicos.