| Upper Grand Lagoon to Racale | 5,565.01 mi (8,956.02 km) |
| Upper Grand Lagoon to Racconigi | 4,940.41 mi (7,950.81 km) |
| Upper Grand Lagoon to Raffadali | 5,443.13 mi (8,759.87 km) |
| Upper Grand Lagoon to Ragusa | 5,516.77 mi (8,878.38 km) |
| Upper Grand Lagoon to Ramacca | 5,499.37 mi (8,850.38 km) |
| Upper Grand Lagoon to Randazzo | 5,493.81 mi (8,841.44 km) |
| Upper Grand Lagoon to Rapallo | 5,021.73 mi (8,081.69 km) |
| Upper Grand Lagoon to Ravanusa | 5,468.61 mi (8,800.88 km) |
| Upper Grand Lagoon to Ravenna | 5,150.94 mi (8,289.63 km) |
| Upper Grand Lagoon to Recanati | 5,243.08 mi (8,437.92 km) |
| Upper Grand Lagoon to Recco | 5,017.52 mi (8,074.91 km) |
| Upper Grand Lagoon to Reggello | 5,144.58 mi (8,279.40 km) |
| Upper Grand Lagoon to Reggio di Calabria | 5,518.60 mi (8,881.33 km) |
| Upper Grand Lagoon to Reggio Emilia | 5,073.18 mi (8,164.49 km) |
| Upper Grand Lagoon to Reggiolo | 5,074.59 mi (8,166.77 km) |
