| Abbreviation | Definition |
|---|---|
| TCIAA | The Church in Ann Arbor |
| TCIS | Taejon Christian International School |
| TCIT | Teaching the Christian Intellectual Tradition |
| TCL | Training Christian Leaders |
| TCM | Teaching and Counseling Ministry |
| TCM | Training Christians for Ministry |
| TCM | Tri Campus Ministries |
| TCMMC | Tauranga Chinese Methodist Mission Centre |
| TCPS | Tennessee Christian Preparatory School |
| TCPS | Tupelo Christian Preparatory School |
| TCRS | Tanganyika Christian Refugee Service |
| TCRS | Tanganyika Christian Refugee Services |
| TCS | Timothy Christian School |
| TCSF | Trinity Christian School Foundation |
| TCST | The Christian School Takeley |
| TCTC | Tennessee Christian Teen Convention |
| TCU | Texas Christian University |
| TCW | Travel, Canvass, Witness |
| TCZ | Theological College of Zimbabwe |
| TDCH | Toronto District Christian High |