| Opfikon to Bonita (California) | 5,956.78 mi (9,586.51 km) |
| Opfikon to Bonita Springs (Florida) | 4,915.41 mi (7,910.59 km) |
| Opfikon to Bonney Lake (Washington) | 5,258.31 mi (8,462.43 km) |
| Opfikon to Boone (Iowa) | 4,653.51 mi (7,489.09 km) |
| Opfikon to Boone (North Carolina) | 4,446.19 mi (7,155.45 km) |
| Opfikon to Borger (Texas) | 5,252.14 mi (8,452.50 km) |
| Opfikon to Bossier City (Louisiana) | 5,115.12 mi (8,231.99 km) |
| Opfikon to Boston (Massachusetts) | 3,741.28 mi (6,021.00 km) |
| Opfikon to Bostonia (California) | 5,945.30 mi (9,568.04 km) |
| Opfikon to Bothell (Washington) | 5,224.29 mi (8,407.68 km) |
| Opfikon to Bothell East (Washington) | 5,221.87 mi (8,403.79 km) |
| Opfikon to Bothell West (Washington) | 5,223.29 mi (8,406.07 km) |
| Opfikon to Boulder (Colorado) | 5,158.88 mi (8,302.41 km) |
| Opfikon to Boulder City (Nevada) | 5,707.73 mi (9,185.70 km) |
| Opfikon to Bound Brook (New Jersey) | 3,957.07 mi (6,368.28 km) |
