| Castel San Giorgio to Peterborough | 1,074.69 mi (1,729.55 km) |
| Castel San Giorgio to Peterhead | 1,366.92 mi (2,199.84 km) |
| Castel San Giorgio to Peterlee | 1,213.22 mi (1,952.48 km) |
| Castel San Giorgio to Petersfield | 1,027.64 mi (1,653.82 km) |
| Castel San Giorgio to Pinner | 1,034.71 mi (1,665.21 km) |
| Castel San Giorgio to Pitsea | 1,004.79 mi (1,617.05 km) |
| Castel San Giorgio to Plumstead | 1,014.44 mi (1,632.59 km) |
| Castel San Giorgio to Plymouth | 1,121.34 mi (1,804.62 km) |
| Castel San Giorgio to Plympton | 1,118.32 mi (1,799.76 km) |
| Castel San Giorgio to Plymstock | 1,118.84 mi (1,800.60 km) |
| Castel San Giorgio to Polegate | 979.48 mi (1,576.32 km) |
| Castel San Giorgio to Ponders End | 1,025.94 mi (1,651.08 km) |
| Castel San Giorgio to Pont-y-pwl | 1,129.43 mi (1,817.64 km) |
| Castel San Giorgio to Pontardulais | 1,165.17 mi (1,875.16 km) |
| Castel San Giorgio to Pontefract | 1,160.53 mi (1,867.70 km) |
