| Mercer Island to Rochefort | 5,066.76 mi (8,154.17 km) |
| Mercer Island to Rodez | 5,256.79 mi (8,459.99 km) |
| Mercer Island to Rognac | 5,380.17 mi (8,658.55 km) |
| Mercer Island to Roissy-en-Brie | 5,007.99 mi (8,059.58 km) |
| Mercer Island to Romainville | 4,997.00 mi (8,041.90 km) |
| Mercer Island to Romans-sur-Isere | 5,285.32 mi (8,505.89 km) |
| Mercer Island to Rombas | 5,070.25 mi (8,159.77 km) |
| Mercer Island to Romilly-sur-Seine | 5,051.75 mi (8,130.01 km) |
| Mercer Island to Ronchin | 4,917.29 mi (7,913.62 km) |
| Mercer Island to Roncq | 4,909.75 mi (7,901.48 km) |
| Mercer Island to Roquebrune-sur-Argens | 5,420.96 mi (8,724.19 km) |
| Mercer Island to Roquevaire | 5,398.39 mi (8,687.87 km) |
| Mercer Island to Rosny-sous-Bois | 4,999.25 mi (8,045.52 km) |
| Mercer Island to Roubaix | 4,914.88 mi (7,909.74 km) |
| Mercer Island to Rouen | 4,929.98 mi (7,934.04 km) |
