| Abbreviation | Definition |
|---|---|
| BMHC | British Muslim Heritage Centre |
| BMM | Baptist Mid Missions |
| BMMA | Bharatiya Muslim Mahila Andolan |
| BMMC | Bethany Medical Missionary College |
| BMMK | Bilal Muslim Mission of Kenya |
| BMSD | British Muslims for Secular Democracy |
| BMSM | Buddhist Missionary Society Malaysia |
| BMW | Biblical Ministries Worldwide |
| BNCO | Blue Nile Children's Organization |
| BNCO | Buddhist Network of Central Ohio |
| BNN | Baptist Network Northwest |
| BNRB | Black National Religious Broadcasters |
| BOARD | Blessed Of All Religious Denominations |
| BOC | Bible On Cassette |
| BOCA | Berkeley Organizing Congregations for Action |
| BOCE | Board Of Catholic Education |
| BOCE | Board Of Christian Education |
| BOD | Book Of the Dead |
| BOLD | Biblical Outreach Leadership Development |
| BOM | Book Of Mormon |