| River Ridge to Perth | 4,402.42 mi (7,085.02 km) |
| River Ridge to Peterborough | 4,603.59 mi (7,408.76 km) |
| River Ridge to Peterhead | 4,441.58 mi (7,148.04 km) |
| River Ridge to Peterlee | 4,513.17 mi (7,263.25 km) |
| River Ridge to Petersfield | 4,611.13 mi (7,420.90 km) |
| River Ridge to Pinner | 4,619.85 mi (7,434.92 km) |
| River Ridge to Pitsea | 4,656.48 mi (7,493.88 km) |
| River Ridge to Plumstead | 4,641.64 mi (7,470.00 km) |
| River Ridge to Plymouth | 4,491.93 mi (7,229.07 km) |
| River Ridge to Plympton | 4,495.46 mi (7,234.74 km) |
| River Ridge to Plymstock | 4,494.43 mi (7,233.08 km) |
| River Ridge to Polegate | 4,663.82 mi (7,505.69 km) |
| River Ridge to Ponders End | 4,632.49 mi (7,455.27 km) |
| River Ridge to Pont-y-pwl | 4,509.71 mi (7,257.68 km) |
| River Ridge to Pontardulais | 4,468.74 mi (7,191.74 km) |
