| Abbreviation | Definition |
|---|---|
| AICT | Africa Inland Church Tanzania |
| AIMP | Always In My Prayers |
| ALBC | Abundant Life Baptist Church |
| ALCB | All Lutheran Church of Brussels |
| ALCC | Anglo Lutheran Catholic Church |
| ALCS | Atonement Lutheran Church and School |
| ALFC | Abundant Life Family Church |
| ALFC | Abundant Life Foursquare Church |
| ALFC | Abundant Living Family Church |
| ALPC | Avon Lake Presbyterian Church |
| ALVC | Abundant Life Victory Church |
| ALVC | Albert Lea Vineyard Church |
| AMS | Atlantic Mission Society |
| AMSDA | Avondale Memorial Seventh-Day Adventist Church |
| ANBC | All Nations BreakThrough Church |
| ANC | Academy of the New Church |
| ANCL | All Nations Church Luxembourg |
| ANMC | All Nations Mission Church |
| AOBC | Athol Orange Baptist Church |
| AOCC | American Orthodox Catholic Church |