| Grayslake to Bilecik | 5,546.76 mi (8,926.65 km) |
| Grayslake to Bingol | 5,963.35 mi (9,597.08 km) |
| Grayslake to Birecik | 5,986.18 mi (9,633.83 km) |
| Grayslake to Bitlis | 6,040.52 mi (9,721.28 km) |
| Grayslake to Bodrum | 5,614.01 mi (9,034.88 km) |
| Grayslake to Bogazliyan | 5,776.91 mi (9,297.03 km) |
| Grayslake to Bolu | 5,572.16 mi (8,967.52 km) |
| Grayslake to Bolvadin | 5,658.60 mi (9,106.63 km) |
| Grayslake to Bor | 5,824.76 mi (9,374.04 km) |
| Grayslake to Borcka | 5,859.10 mi (9,429.30 km) |
| Grayslake to Boyabat | 5,638.72 mi (9,074.64 km) |
| Grayslake to Bozdogan | 5,614.29 mi (9,035.33 km) |
| Grayslake to Bozkir | 5,781.24 mi (9,304.00 km) |
| Grayslake to Bozkurt | 5,654.40 mi (9,099.87 km) |
| Grayslake to Bozuyuk | 5,560.97 mi (8,949.51 km) |
