| Witham to Pontedera | 727.84 mi (1,171.35 km) |
| Witham to Pontinia | 925.92 mi (1,490.12 km) |
| Witham to Porcari | 717.38 mi (1,154.51 km) |
| Witham to Porcia | 675.80 mi (1,087.60 km) |
| Witham to Pordenone | 677.77 mi (1,090.76 km) |
| Witham to Portici | 998.22 mi (1,606.47 km) |
| Witham to Porto Empedocle | 1,182.28 mi (1,902.69 km) |
| Witham to Porto Recanati | 835.69 mi (1,344.92 km) |
| Witham to Porto Sant'Elpidio | 847.09 mi (1,363.27 km) |
| Witham to Porto Tolle | 713.44 mi (1,148.18 km) |
| Witham to Porto Torres | 841.96 mi (1,355.01 km) |
| Witham to Portoferraio | 767.16 mi (1,234.62 km) |
| Witham to Portogruaro | 691.98 mi (1,113.64 km) |
| Witham to Portomaggiore | 708.66 mi (1,140.48 km) |
| Witham to Potenza | 1,054.44 mi (1,696.95 km) |
