| Abbreviation | Definition |
|---|---|
| AFC | Ambassadors For Christ |
| AFC | Arlington Foursquare Church |
| AFCB | Armed Forces Chaplains Board |
| AFCLU | Air Force Christian Link Up |
| AFCM | Anointing Fire Catholic Ministries |
| AFCM | Atlantic Friends Christian Ministries |
| AFCS | Associate Fellowship of Christian Students |
| AFCU | American and Foreign Christian Union |
| AFCU | Armed Forces Christian Union |
| AFES | Australian Fellowship of Evangelical Students |
| AFH | Angels From Heaven |
| AFIC | Australian Federation of Islamic Councils |
| AFMO | AFrica Missionary Outreach |
| AFMY | Asian Federation of Muslim Youth |
| AFOI | Augustinian Fathers (Ontario), Inc. |
| AFTA | Association For Torah Advancement |
| AG | All the Gospel |
| AGAPE | All Gods Anointed People Everywhere |
| AGBC | Amazing Grace Baptist Camp |
| AGC | Africa Gospel Church |