| Kouvola to Bingol | 1,630.56 mi (2,624.13 km) |
| Kouvola to Birecik | 1,719.35 mi (2,767.03 km) |
| Kouvola to Bitlis | 1,688.72 mi (2,717.73 km) |
| Kouvola to Bodrum | 1,646.81 mi (2,650.29 km) |
| Kouvola to Bogazliyan | 1,541.77 mi (2,481.24 km) |
| Kouvola to Bolu | 1,406.53 mi (2,263.59 km) |
| Kouvola to Bolvadin | 1,541.94 mi (2,481.51 km) |
| Kouvola to Bor | 1,624.32 mi (2,614.10 km) |
| Kouvola to Borcka | 1,487.78 mi (2,394.35 km) |
| Kouvola to Boyabat | 1,382.97 mi (2,225.68 km) |
| Kouvola to Bozdogan | 1,604.16 mi (2,581.65 km) |
| Kouvola to Bozkir | 1,653.87 mi (2,661.65 km) |
| Kouvola to Bozkurt | 1,597.71 mi (2,571.27 km) |
| Kouvola to Bozuyuk | 1,455.19 mi (2,341.90 km) |
| Kouvola to Bucak | 1,626.25 mi (2,617.20 km) |
