| Opelika to Rhondda | 4,163.18 mi (6,700.00 km) |
| Opelika to Rhosllanerchrugog | 4,151.49 mi (6,681.17 km) |
| Opelika to Rhyl | 4,128.68 mi (6,644.47 km) |
| Opelika to Rhymney | 4,165.95 mi (6,704.45 km) |
| Opelika to Richmond | 4,294.32 mi (6,911.04 km) |
| Opelika to Rickmansworth | 4,283.63 mi (6,893.83 km) |
| Opelika to Ripley | 4,216.34 mi (6,785.54 km) |
| Opelika to Ripon | 4,190.35 mi (6,743.72 km) |
| Opelika to Risca | 4,176.78 mi (6,721.88 km) |
| Opelika to Rochdale | 4,175.48 mi (6,719.78 km) |
| Opelika to Rochester | 4,328.80 mi (6,966.53 km) |
| Opelika to Rock Ferry | 4,146.50 mi (6,673.14 km) |
| Opelika to Rogerstone | 4,178.65 mi (6,724.90 km) |
| Opelika to Romford | 4,311.27 mi (6,938.31 km) |
| Opelika to Romsey | 4,255.21 mi (6,848.10 km) |
