| River Grove to Ross on Wye | 3,846.76 mi (6,190.77 km) |
| River Grove to Rossington | 3,856.63 mi (6,206.65 km) |
| River Grove to Rosyth | 3,697.27 mi (5,950.18 km) |
| River Grove to Rotherham | 3,847.09 mi (6,191.29 km) |
| River Grove to Rothwell | 3,833.04 mi (6,168.68 km) |
| River Grove to Rottingdean | 3,978.23 mi (6,402.34 km) |
| River Grove to Rowley Regis | 3,849.73 mi (6,195.54 km) |
| River Grove to Royal Leamington Spa | 3,875.12 mi (6,236.41 km) |
| River Grove to Royal Tunbridge Wells | 3,980.42 mi (6,405.87 km) |
| River Grove to Royal Wootton Bassett | 3,884.82 mi (6,252.01 km) |
| River Grove to Royston | 3,838.23 mi (6,177.03 km) |
| River Grove to Royston | 3,940.06 mi (6,340.91 km) |
| River Grove to Royton | 3,814.72 mi (6,139.20 km) |
| River Grove to Rugby | 3,883.17 mi (6,249.35 km) |
| River Grove to Rugeley | 3,845.67 mi (6,189.01 km) |
