| Abbreviation | Definition |
|---|---|
| CSCH | Chinese School at Chapel Hill |
| CSCOE | Catholic Schools Center of Excellence |
| CSCS | Colorado Springs Christian Schools |
| CSCW | Chester Schools Christian Work |
| CSD | Certified Spiritual Director |
| CSDA | Creation Seventh Day Adventist |
| CSE | Creation Science Evangelism |
| CSF | Christian Science Fiction |
| CSF | Christian Singles Fellowship |
| CSGR | Catholic School Girls Rule |
| CSGR | Center for Sexuality Gender and Religion |
| CSGW | Catholic Singles of Greater Washington |
| CSI | Catholic Scripture Intensive |
| CSI | Christ Serving Individuals |
| CSI | Christian Schools International |
| CSI | Christ's Secret Investigators |
| CSI | Church of South India |
| CSI | Church Student Interaction |
| CSIR | Center for the Study of Information and Religion |
| CSJ | Congregation of Sisters of St. Joseph of Carondelet |