| Karczew to Bingol | 1,296.59 mi (2,086.67 km) |
| Karczew to Birecik | 1,320.24 mi (2,124.72 km) |
| Karczew to Bitlis | 1,377.65 mi (2,217.11 km) |
| Karczew to Bodrum | 1,082.09 mi (1,741.45 km) |
| Karczew to Bogazliyan | 1,114.07 mi (1,792.92 km) |
| Karczew to Bolu | 924.40 mi (1,487.68 km) |
| Karczew to Bolvadin | 1,036.58 mi (1,668.21 km) |
| Karczew to Bor | 1,173.24 mi (1,888.15 km) |
| Karczew to Borcka | 1,211.45 mi (1,949.64 km) |
| Karczew to Boyabat | 970.26 mi (1,561.48 km) |
| Karczew to Bozdogan | 1,052.74 mi (1,694.22 km) |
| Karczew to Bozkir | 1,159.49 mi (1,866.02 km) |
| Karczew to Bozkurt | 1,065.56 mi (1,714.86 km) |
| Karczew to Bozuyuk | 939.45 mi (1,511.90 km) |
| Karczew to Bucak | 1,107.40 mi (1,782.19 km) |
