| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Bay Bridge | city | Laois | Ireland | 53.13 | -7.32 | 331 | 4882 |
| Bay View | city | Cork | Ireland | 51.71 | -9.43 | 75 | 4329 |
| Baylet | city | Donegal | Ireland | 55.05 | -7.46 | 0 | 2136 |
| Baylough Bridge | city | Laois | Ireland | 53.16 | -7.10 | 242 | 3493 |
| Bayly Farm | city | Ireland | 52.83 | -8.17 | 249 | 8059 | |
| Baysrath | city | Kilkenny | Ireland | 52.49 | -7.26 | 249 | 1839 |