| Rio Grande City to Plombieres | 5,423.54 mi (8,728.35 km) |
| Rio Grande City to Pont-a-Celles | 5,368.62 mi (8,639.96 km) |
| Rio Grande City to Poperinge | 5,293.98 mi (8,519.84 km) |
| Rio Grande City to Profondeville | 5,392.87 mi (8,678.99 km) |
| Rio Grande City to Putte | 5,362.52 mi (8,630.14 km) |
| Rio Grande City to Puurs | 5,348.02 mi (8,606.81 km) |
| Rio Grande City to Quaregnon | 5,351.68 mi (8,612.70 km) |
| Rio Grande City to Raeren | 5,431.60 mi (8,741.32 km) |
| Rio Grande City to Ranst | 5,354.62 mi (8,617.43 km) |
| Rio Grande City to Ravels | 5,366.74 mi (8,636.94 km) |
| Rio Grande City to Retie | 5,372.45 mi (8,646.13 km) |
| Rio Grande City to Riemst | 5,407.65 mi (8,702.77 km) |
| Rio Grande City to Rijkevorsel | 5,358.30 mi (8,623.35 km) |
| Rio Grande City to Rixensart | 5,369.04 mi (8,640.63 km) |
| Rio Grande City to Rochefort | 5,413.14 mi (8,711.61 km) |
