| Royston to Orangevale (California) | 5,241.79 mi (8,435.85 km) |
| Royston to Orchards (Washington) | 4,873.08 mi (7,842.47 km) |
| Royston to Orcutt (California) | 5,439.68 mi (8,754.32 km) |
| Royston to Oregon (Ohio) | 3,784.64 mi (6,090.78 km) |
| Royston to Oregon (Wisconsin) | 3,950.88 mi (6,358.33 km) |
| Royston to Oregon City (Oregon) | 4,894.77 mi (7,877.37 km) |
| Royston to Orem (Utah) | 4,858.89 mi (7,819.63 km) |
| Royston to Orinda (California) | 5,316.78 mi (8,556.52 km) |
| Royston to Orland Park (Illinois) | 3,955.88 mi (6,366.38 km) |
| Royston to Orlando (Florida) | 4,336.88 mi (6,979.53 km) |
| Royston to Ormond Beach (Florida) | 4,285.81 mi (6,897.35 km) |
| Royston to Oro Valley (Arizona) | 5,270.87 mi (8,482.65 km) |
| Royston to Oroville (California) | 5,204.62 mi (8,376.03 km) |
| Royston to Oshkosh (Wisconsin) | 3,869.05 mi (6,226.64 km) |
| Royston to Oskaloosa (Iowa) | 4,149.18 mi (6,677.45 km) |
