C2C
C2C is a three-letter abbreviation that may refer to:
- c2c, a British train operating company
- Cam 2 cam, Web cam chat, from the instant messaging shorthand "cam-to-cam", usually spelt in lower case "c2c"
- Coast to Coast AM, a syndicated AM talk radio show
- Consumer-to-consumer, the electronically facilitated transactions between consumers through some third party.
- Sea to Sea Cycle Route, the most popular of British long-distance cycle routes
- C2C (cable system), a submarine telecommunications cable system linking east Asia and the USA
- Cadet Second Class, the rank of a cadet in his third (junior) year at the United States Air Force Academy
- "Cover to Cover tour", a 1991 tour by George Michael.
- Cradle to Cradle Design, a design philosophy by Michael Braungart and William McDonough.
- Copy to China, a business model
- C2C (group) French DJ group, four-time winners of the DMC World Team DJ Championship
- Customer to customer