| Clayton to Piazza Armerina | 1,369.88 mi (2,204.61 km) |
| Clayton to Piazzola sul Brenta | 830.35 mi (1,336.31 km) |
| Clayton to Pietrasanta | 869.92 mi (1,400.00 km) |
| Clayton to Pieve di Soligo | 825.65 mi (1,328.76 km) |
| Clayton to Pinerolo | 738.45 mi (1,188.41 km) |
| Clayton to Pioltello | 757.30 mi (1,218.76 km) |
| Clayton to Piombino | 936.56 mi (1,507.24 km) |
| Clayton to Piombino Dese | 834.08 mi (1,342.32 km) |
| Clayton to Piossasco | 735.61 mi (1,183.84 km) |
| Clayton to Piove di Sacco | 851.22 mi (1,369.90 km) |
| Clayton to Pisa | 888.07 mi (1,429.21 km) |
| Clayton to Pisticci | 1,258.89 mi (2,025.99 km) |
| Clayton to Pistoia | 890.56 mi (1,433.21 km) |
| Clayton to Pizzo | 1,340.73 mi (2,157.69 km) |
| Clayton to Podenzano | 797.98 mi (1,284.23 km) |
