| Opfikon to Roy (Utah) | 5,317.85 mi (8,558.25 km) |
| Opfikon to Royal Kunia (Hawaii) | 7,607.96 mi (12,243.83 km) |
| Opfikon to Royal Oak (Michigan) | 4,224.36 mi (6,798.45 km) |
| Opfikon to Royal Palm Beach (Florida) | 4,829.39 mi (7,772.15 km) |
| Opfikon to Royse City (Texas) | 5,197.23 mi (8,364.13 km) |
| Opfikon to Ruskin (Florida) | 4,878.23 mi (7,850.75 km) |
| Opfikon to Russellville (Alabama) | 4,777.10 mi (7,688.00 km) |
| Opfikon to Russellville (Arkansas) | 4,956.86 mi (7,977.30 km) |
| Opfikon to Ruston (Louisiana) | 5,073.18 mi (8,164.49 km) |
| Opfikon to Rutherford (New Jersey) | 3,928.46 mi (6,322.25 km) |
| Opfikon to Rutland (Vermont) | 3,769.01 mi (6,065.63 km) |
| Opfikon to Sabana Grande (Puerto Rico) | 4,635.54 mi (7,460.17 km) |
| Opfikon to Sachse (Texas) | 5,207.66 mi (8,380.92 km) |
| Opfikon to Saco (Maine) | 3,667.71 mi (5,902.61 km) |
| Opfikon to Sacramento (California) | 5,746.42 mi (9,247.98 km) |
