| Barreiro to Rhosllanerchrugog | 1,031.61 mi (1,660.21 km) |
| Barreiro to Rhyl | 1,046.62 mi (1,684.37 km) |
| Barreiro to Rhymney | 946.63 mi (1,523.45 km) |
| Barreiro to Richmond | 980.11 mi (1,577.34 km) |
| Barreiro to Rickmansworth | 987.77 mi (1,589.67 km) |
| Barreiro to Ripley | 1,058.47 mi (1,703.45 km) |
| Barreiro to Ripon | 1,126.21 mi (1,812.45 km) |
| Barreiro to Risca | 939.60 mi (1,512.14 km) |
| Barreiro to Rochdale | 1,083.11 mi (1,743.09 km) |
| Barreiro to Rochester | 992.69 mi (1,597.58 km) |
| Barreiro to Rock Ferry | 1,055.92 mi (1,699.34 km) |
| Barreiro to Rogerstone | 939.03 mi (1,511.22 km) |
| Barreiro to Romford | 997.60 mi (1,605.47 km) |
| Barreiro to Romsey | 927.50 mi (1,492.67 km) |
| Barreiro to Ross on Wye | 967.02 mi (1,556.26 km) |
