| Rancho San Diego to Racale | 6,647.88 mi (10,698.74 km) |
| Rancho San Diego to Racconigi | 6,051.91 mi (9,739.60 km) |
| Rancho San Diego to Raffadali | 6,633.63 mi (10,675.80 km) |
| Rancho San Diego to Ragusa | 6,701.20 mi (10,784.54 km) |
| Rancho San Diego to Ramacca | 6,675.62 mi (10,743.37 km) |
| Rancho San Diego to Randazzo | 6,657.47 mi (10,714.17 km) |
| Rancho San Diego to Rapallo | 6,125.20 mi (9,857.56 km) |
| Rancho San Diego to Ravanusa | 6,656.25 mi (10,712.20 km) |
| Rancho San Diego to Ravenna | 6,219.40 mi (10,009.16 km) |
| Rancho San Diego to Recanati | 6,316.35 mi (10,165.18 km) |
| Rancho San Diego to Recco | 6,121.56 mi (9,851.70 km) |
| Rancho San Diego to Reggello | 6,235.88 mi (10,035.68 km) |
| Rancho San Diego to Reggio di Calabria | 6,668.91 mi (10,732.58 km) |
| Rancho San Diego to Reggio Emilia | 6,153.73 mi (9,903.47 km) |
| Rancho San Diego to Reggiolo | 6,148.55 mi (9,895.13 km) |
