- C2C stands for Corner to Corner (Crochet)
- C2C stands for Cradle to Cradle (product design sustainability concept)
- C2C stands for Chance to Change (various organizations)
- C2C stands for Coast to Coast (walk)
- C2C stands for Chance to Choose (various organizations)
- C2C stands for Consumer-to-Consumer (commerce)
- C2C stands for Capacity to Change (various organizations)
- C2C stands for Car-to-Car (automotive technology)
- C2C stands for Company-to-Company
- C2C stands for Cheek to Cheek (Tony Bennett and Lady Gaga album)
- C2C stands for Center to Center
- C2C stands for Contract to Contract (employment)
- C2C stands for Caveman to Cosmos (gaming)
- C2C stands for Cam to Cam (webcam)
- C2C stands for Connect to Community
- C2C stands for Community to Community (Association; Bellingham, WA)
- C2C stands for Colleague to Colleague (Kansas and Missouri; education)
- C2C stands for Computer to Computer
- C2C stands for Cloud to Coast
- C2C stands for Classroom to Classroom (various locations)
- C2C stands for Carrier to Carrier Telecom (Netherlands)
- C2C stands for Coil to Can (aluminum can manufacturing)
- C2C stands for Containers to Clinics (Dover, MA)
- C2C stands for Corp to Corp
- C2C stands for Chip-to-Chip (computer chip design)
- C2C stands for Cash-To-Cash Cycle
- C2C stands for Crude to Customer (energy value chain)
- C2C stands for City 2 City (Singtel)
- C2C stands for Category 2 Center (UNESCO)
- C2C stands for Care to Chat
- C2C stands for Concept to Customer
- C2C stands for Courage to Care
- C2C stands for Command and Control Constellation
- C2C stands for Cost to Company
- C2C stands for Check to Check (money transfer)
- C2C stands for College to Corporate
- C2C stands for Cadet 2nd Class
- C2C stands for Call to Consciousness (band)
- C2C stands for Couples 2 Couples
- C2C stands for Corporate-To-Corporate
- C2C stands for Campus to Career (various schools)
C2C