Map Abbreviations (B)
| Term | Description |
| B | Boulevard Broadway Brow |
| B Md | Boundary Mound |
| B Mk | Boundary Mark |
| Bapt | Baptist |
| Battery | Bty |
| BC | Borough Constituency |
| BD | Boulevard |
| Bdy | Boundary |
| BDY | Broadway |
| Bdy M | Boundary Mark Boundary Mound |
| BG | Burial Ground |
| BH | Beer House |
| Bk | Bank |
| Bks | Barracks |
| Bldgs | Buildings |
| Blg | Building |
| BM | Bench Mark |
| Bn | Broken (hedge or bank) |
| Bo | Boulders |
| Bol | Bollard |
| Boro | Borough |
| Boro Const | Borough Constituency |
| BP | Boundary Post or Plate |
| B-P | By-pass |
| Br | Bridge |
| BR | Bridle Road Brow |
| BS | Boundary Stone Bus Stop |
| Burgh Const | Burgh Constituency |
| Burial Gd | Burial Ground |
| BVD | Boulevard |
| BY | Broadway |
| BY-PS | By-pass |
