| Butterfield Missionary Baptist Church | | — | — | — | |
| Butterfly Gap Church | | — | — | — | |
| Butternut Ridge Chapel | | — | — | — | |
| Butterup Kirke | | — | — | — | |
| Butterwood Church | | — | 2411 Darvills Road, 23824 | — | |
| Butteville Community Church | | — | 10858 Arndt Road Northeast, OR 97002 | — | |
| Buttington Church | | — | — | — | |
| Buttingu Roman Catholic Church | | — | — | — | |
| Buttle kyrka | | — | — | — | |
| Buttonwood Congregational Church | | — | 86 Cist Street, Wilkes-Barre, PA 18706 | — | |
| Buttonwoods Bible Chapel | | — | — | — | |
| Buttram Church | | — | — | — | |
| Butts Road Church | | — | — | — | |
| Butts Temple Church of God in Christ | | — | 636 Hawk Street, Daytona Beach, 32114 | — | |
| Buttston Baptist Church | | — | — | — | |
| Buttzville United Methodist Church | | — | — | — | |
| Butu SDA Church | | — | — | — | |
| Butuan City Evangelical Church of Christ in the Philippines, Inc. | | — | 850 North R. Calo Street, Butuan | — | |
| Butuan Methodist Church | | — | — | — | |
| Butzenkapelle | | — | — | — | |
| Buurtkapel Houthuizen | | — | — | — | |
| Buurtkerk | | — | — | — | |
| Buvik kirke | | — | — | — | |
| Buwalinga Roman Catholic Church | | — | — | — | |
| Buwasu catholic church | | — | — | — | |
| Buxted Methodist Church | | — | — | — | |
| Buxtion Church | | — | — | — | |
| Buxton Center Baptist Church | | — | 938 Long Plains Road, Buxton, ME 04093 | — | |
| Buxton Community Church | | — | London Road, Buxton, SK17 9NX | — | |
| Buxton Community Church | | — | West Parade, Buxton, 2571 | — | |
| Buxton Methodist Church | | — | Chapel Street, Buxton, SK17 6HX | — | |
| Buxton United Methodist Church | | — | 48221 Buxton Back Road, Buxton, NC 27920 | — | |
| Buyang Catholic Church | | — | — | — | |
| Buyango EAGT | | — | — | — | |
| Buyango ROMAN CATHOLIC | | — | — | — | |
| Buyck Church | | — | — | — | |
| Buzhen Christian Church | | — | — | — | |
| Buzitai iskolakápolna | | — | — | — | |
| Buzuruga Roman Catholic Church | | — | — | — | |
| Buzuruga SDA Church | | — | — | — | |
| Buzzard Roost Church | | — | — | — | |
| Buzzard Skull Church | | — | — | — | |
| Bußkapelle | | — | 3 Bußweg, Steinach, 77790 | — | |
| Bučauskas pareizticīgo baznīca | | — | LV-4873 | — | |
| BVM Queen of Martyrs | | — | Newhouse Road, Durham, DH7 9LF | — | |
| BVM Regina della Pace | | — | — | — | |
| Bwagabwaga Church | | — | — | — | |
| Bwaila C.C.A.P Church | | — | — | — | |
| Bwailahina Church | | — | — | — | |
| Bwaiowa Catholic Church | | — | — | — | |