Citylink, Citilink or City Link may refer to:

• CityLink, a system of tollways, tunnels and bridges in Melbourne, Australia
• Maryland Transit Administration, a system of high-frequency bus routes serving Baltimore, Maryland U.S.
• City Link (company), previously Initial City Link, a former courier company in the United Kingdom
• Central Citylink, a defunct train service brand used by Central Trains in England
• Finney County Transit, whose fixed-route buses operate under City Link branding
• Greater Peoria Mass Transit District also goes by CityLink
• Stadler Citylink, a series of tram-trains

• Scottish Citylink, intercity coach operator in Scotland
• Irish Citylink, intercity coach operator in the Republic of Ireland
• Citylink Edmond, a bus system in Edmond, Oklahoma
• Citylink (Idaho), a bus system in Coeur d'Alene, Idaho
• Greater Peoria Mass Transit District, an Illinois bus system that uses the name CityLink
• CityLink, a bus route operated by Bluestar (bus company) in southern England
• Citylink Coach Services, a bus company in the Philippines
• Fort Wayne Citilink, Indiana

• Citylink (Ghana), an airline in Ghana
• Alberta Citylink, an airline in Alberta, Canada
• Citilink Airlines, an airline in Indonesia

• Citylink, a consortium to finance the Connect Project radio system on the London Underground
• CityLink Limited, a broadband company in New Zealand

• CityLink Mall, a shopping mall in Singapore
• Citylink Plaza, an office building in Hong Kong
• Citylink (Taiwanese shopping malls), several shopping malls in Taiwan