| Riverdale to Perth | 3,993.96 mi (6,427.65 km) |
| Riverdale to Peterborough | 4,189.24 mi (6,741.93 km) |
| Riverdale to Peterhead | 4,036.05 mi (6,495.40 km) |
| Riverdale to Peterlee | 4,102.15 mi (6,601.77 km) |
| Riverdale to Petersfield | 4,194.40 mi (6,750.24 km) |
| Riverdale to Pinner | 4,204.05 mi (6,765.76 km) |
| Riverdale to Pitsea | 4,240.92 mi (6,825.10 km) |
| Riverdale to Plumstead | 4,225.85 mi (6,800.84 km) |
| Riverdale to Plymouth | 4,073.66 mi (6,555.93 km) |
| Riverdale to Plympton | 4,077.23 mi (6,561.66 km) |
| Riverdale to Plymstock | 4,076.15 mi (6,559.94 km) |
| Riverdale to Polegate | 4,247.19 mi (6,835.19 km) |
| Riverdale to Ponders End | 4,216.86 mi (6,786.38 km) |
| Riverdale to Pont-y-pwl | 4,093.33 mi (6,587.58 km) |
| Riverdale to Pontardulais | 4,052.12 mi (6,521.26 km) |
