| Gretna to Ross on Wye | 4,519.37 mi (7,273.23 km) |
| Gretna to Rossington | 4,546.86 mi (7,317.47 km) |
| Gretna to Rosyth | 4,405.46 mi (7,089.90 km) |
| Gretna to Rotherham | 4,536.28 mi (7,300.44 km) |
| Gretna to Rothwell | 4,524.81 mi (7,281.97 km) |
| Gretna to Rottingdean | 4,646.87 mi (7,478.42 km) |
| Gretna to Rowley Regis | 4,528.88 mi (7,288.53 km) |
| Gretna to Royal Leamington Spa | 4,553.65 mi (7,328.39 km) |
| Gretna to Royal Tunbridge Wells | 4,652.78 mi (7,487.93 km) |
| Gretna to Royal Wootton Bassett | 4,555.50 mi (7,331.36 km) |
| Gretna to Royston | 4,528.82 mi (7,288.43 km) |
| Gretna to Royston | 4,619.94 mi (7,435.08 km) |
| Gretna to Royton | 4,503.51 mi (7,247.70 km) |
| Gretna to Rugby | 4,563.04 mi (7,343.51 km) |
| Gretna to Rugeley | 4,527.55 mi (7,286.39 km) |
