| Rio Grande City to Perth | 4,914.20 mi (7,908.64 km) |
| Rio Grande City to Peterborough | 5,129.77 mi (8,255.56 km) |
| Rio Grande City to Peterhead | 4,946.37 mi (7,960.41 km) |
| Rio Grande City to Peterlee | 5,030.80 mi (8,096.30 km) |
| Rio Grande City to Petersfield | 5,144.31 mi (8,278.96 km) |
| Rio Grande City to Pinner | 5,150.16 mi (8,288.38 km) |
| Rio Grande City to Pitsea | 5,186.01 mi (8,346.07 km) |
| Rio Grande City to Plumstead | 5,171.90 mi (8,323.37 km) |
| Rio Grande City to Plymouth | 5,030.39 mi (8,095.63 km) |
| Rio Grande City to Plympton | 5,033.79 mi (8,101.10 km) |
| Rio Grande City to Plymstock | 5,032.90 mi (8,099.67 km) |
| Rio Grande City to Polegate | 5,196.55 mi (8,363.04 km) |
| Rio Grande City to Ponders End | 5,162.25 mi (8,307.84 km) |
| Rio Grande City to Pont-y-pwl | 5,042.04 mi (8,114.38 km) |
| Rio Grande City to Pontardulais | 5,001.90 mi (8,049.78 km) |
