| Groningen to Romeoville (Illinois) | 4,165.39 mi (6,703.54 km) |
| Groningen to Romulus (Michigan) | 3,966.05 mi (6,382.74 km) |
| Groningen to Ronkonkoma (New York) | 3,648.73 mi (5,872.06 km) |
| Groningen to Roosevelt (New York) | 3,672.25 mi (5,909.92 km) |
| Groningen to Rosamond (California) | 5,511.67 mi (8,870.18 km) |
| Groningen to Rosaryville (Maryland) | 3,888.22 mi (6,257.48 km) |
| Groningen to Roscoe (Illinois) | 4,157.58 mi (6,690.98 km) |
| Groningen to Rose Hill (Virginia) | 3,898.11 mi (6,273.40 km) |
| Groningen to Roseburg (Oregon) | 5,142.28 mi (8,275.69 km) |
| Groningen to Rosedale (California) | 5,508.12 mi (8,864.47 km) |
| Groningen to Rosedale (Maryland) | 3,849.04 mi (6,194.43 km) |
| Groningen to Roselle (Illinois) | 4,147.40 mi (6,674.60 km) |
| Groningen to Roselle (New Jersey) | 3,699.60 mi (5,953.93 km) |
| Groningen to Roselle Park (New Jersey) | 3,699.27 mi (5,953.40 km) |
| Groningen to Rosemead (California) | 5,555.58 mi (8,940.84 km) |
