| Southborough to Redon | 264.39 mi (425.50 km) |
| Southborough to Reims | 211.99 mi (341.17 km) |
| Southborough to Rennes | 227.66 mi (366.38 km) |
| Southborough to Revel | 538.26 mi (866.25 km) |
| Southborough to Reze | 286.39 mi (460.91 km) |
| Southborough to Riedisheim | 396.33 mi (637.82 km) |
| Southborough to Rillieux-la-Pape | 425.31 mi (684.47 km) |
| Southborough to Riom | 386.40 mi (621.86 km) |
| Southborough to Riorges | 393.26 mi (632.89 km) |
| Southborough to Ris-Orangis | 197.83 mi (318.37 km) |
| Southborough to Rive-de-Gier | 437.16 mi (703.54 km) |
| Southborough to Rivesaltes | 592.56 mi (953.63 km) |
| Southborough to Rixheim | 397.66 mi (639.98 km) |
| Southborough to Roanne | 394.21 mi (634.42 km) |
| Southborough to Roche-la-Moliere | 437.23 mi (703.65 km) |
