| Olbia to Roy (Utah) | 5,688.11 mi (9,154.14 km) |
| Olbia to Royal Kunia (Hawaii) | 8,056.95 mi (12,966.40 km) |
| Olbia to Royal Oak (Michigan) | 4,516.60 mi (7,268.77 km) |
| Olbia to Royal Palm Beach (Florida) | 5,022.25 mi (8,082.53 km) |
| Olbia to Royse City (Texas) | 5,487.03 mi (8,830.52 km) |
| Olbia to Ruskin (Florida) | 5,086.29 mi (8,185.59 km) |
| Olbia to Russellville (Alabama) | 5,042.56 mi (8,115.22 km) |
| Olbia to Russellville (Arkansas) | 5,245.57 mi (8,441.92 km) |
| Olbia to Ruston (Louisiana) | 5,347.24 mi (8,605.55 km) |
| Olbia to Rutherford (New Jersey) | 4,182.85 mi (6,731.65 km) |
| Olbia to Rutland (Vermont) | 4,037.90 mi (6,498.37 km) |
| Olbia to Sabana Grande (Puerto Rico) | 4,711.92 mi (7,583.11 km) |
| Olbia to Sachse (Texas) | 5,498.41 mi (8,848.83 km) |
| Olbia to Saco (Maine) | 3,928.84 mi (6,322.86 km) |
| Olbia to Sacramento (California) | 6,135.44 mi (9,874.04 km) |
