| Rockford to Bilecik | 5,586.70 mi (8,990.93 km) |
| Rockford to Bingol | 5,999.68 mi (9,655.55 km) |
| Rockford to Birecik | 6,024.29 mi (9,695.16 km) |
| Rockford to Bitlis | 6,076.34 mi (9,778.92 km) |
| Rockford to Bodrum | 5,656.05 mi (9,102.54 km) |
| Rockford to Bogazliyan | 5,815.27 mi (9,358.77 km) |
| Rockford to Bolu | 5,611.27 mi (9,030.47 km) |
| Rockford to Bolvadin | 5,698.72 mi (9,171.21 km) |
| Rockford to Bor | 5,863.90 mi (9,437.03 km) |
| Rockford to Borcka | 5,893.95 mi (9,485.39 km) |
| Rockford to Boyabat | 5,676.34 mi (9,135.19 km) |
| Rockford to Bozdogan | 5,655.79 mi (9,102.11 km) |
| Rockford to Bozkir | 5,821.52 mi (9,368.83 km) |
| Rockford to Bozkurt | 5,695.38 mi (9,165.83 km) |
| Rockford to Bozuyuk | 5,600.98 mi (9,013.90 km) |
