| Abbreviation | Definition |
|---|---|
| RTAB | Restoration Tabernacle Church |
| RTAE | Radio Television Armee de l'Eternel |
| RTAE | Religion and Thought in Ancient Egypt |
| RTAR | Re-building The Ancient Ruins |
| RTB | Read The Bible |
| RTC | Recovery Through Christ |
| RTC | Religious Technology Center |
| RTC | Religious Training Centre |
| RTCA | Reid Temple Christian Academy |
| RTCA | Robert Toombs Christian Academy |
| RTCS | Robinson Township Christian School |
| RTE | Rainbow Theory-Evidence |
| RTG | Request The Gospel |
| RTH | Ruth |
| RTP | Road To Perdition |
| RTPV | Reclaiming The Prophetic Voice |
| RTS | Reformed Theological Seminary |
| RUAP | Reformers Unanimous Addictions Program |
| RUC | Republican Union Of Christians |
| RUF | Reformed University Fellowship |