| Abbreviation | Designation | |
|---|---|---|
| BI | Bordservice-Information (German) | rail transport operations |
| BI | Bielefeld Hbf, Stadt Bielefeld (German) | fare point / vehicle registration plate |
| Abbreviation | Designation | |
|---|---|---|
| BI | Bordservice-Information (German) | rail transport operations |
| BI | Bielefeld Hbf, Stadt Bielefeld (German) | fare point / vehicle registration plate |