| Biddeford to Rhondda | 3,064.23 mi (4,931.40 km) |
| Biddeford to Rhosllanerchrugog | 3,051.67 mi (4,911.18 km) |
| Biddeford to Rhyl | 3,028.82 mi (4,874.42 km) |
| Biddeford to Rhymney | 3,066.84 mi (4,935.61 km) |
| Biddeford to Richmond | 3,194.98 mi (5,141.83 km) |
| Biddeford to Rickmansworth | 3,184.20 mi (5,124.47 km) |
| Biddeford to Ripley | 3,116.47 mi (5,015.47 km) |
| Biddeford to Ripon | 3,090.70 mi (4,974.00 km) |
| Biddeford to Risca | 3,077.78 mi (4,953.20 km) |
| Biddeford to Rochdale | 3,075.63 mi (4,949.74 km) |
| Biddeford to Rochester | 3,229.41 mi (5,197.23 km) |
| Biddeford to Rock Ferry | 3,046.63 mi (4,903.07 km) |
| Biddeford to Rogerstone | 3,079.66 mi (4,956.24 km) |
| Biddeford to Romford | 3,211.79 mi (5,168.87 km) |
| Biddeford to Romsey | 3,156.51 mi (5,079.91 km) |
