| Gaithersburg to Ross on Wye | 3,552.74 mi (5,717.59 km) |
| Gaithersburg to Rossington | 3,582.67 mi (5,765.75 km) |
| Gaithersburg to Rosyth | 3,445.83 mi (5,545.53 km) |
| Gaithersburg to Rotherham | 3,571.92 mi (5,748.45 km) |
| Gaithersburg to Rothwell | 3,560.94 mi (5,730.78 km) |
| Gaithersburg to Rottingdean | 3,679.75 mi (5,921.99 km) |
| Gaithersburg to Rowley Regis | 3,562.99 mi (5,734.08 km) |
| Gaithersburg to Royal Leamington Spa | 3,587.65 mi (5,773.76 km) |
| Gaithersburg to Royal Tunbridge Wells | 3,685.98 mi (5,932.01 km) |
| Gaithersburg to Royal Wootton Bassett | 3,588.64 mi (5,775.36 km) |
| Gaithersburg to Royston | 3,564.73 mi (5,736.88 km) |
| Gaithersburg to Royston | 3,654.01 mi (5,880.57 km) |
| Gaithersburg to Royton | 3,539.14 mi (5,695.70 km) |
| Gaithersburg to Rugby | 3,597.20 mi (5,789.14 km) |
| Gaithersburg to Rugeley | 3,562.04 mi (5,732.55 km) |
