| Castricum to Ponteland | 313.33 mi (504.25 km) |
| Castricum to Pontneddfechan | 354.01 mi (569.72 km) |
| Castricum to Pontypridd | 346.15 mi (557.08 km) |
| Castricum to Poole | 311.90 mi (501.95 km) |
| Castricum to Port Glasgow | 443.75 mi (714.15 km) |
| Castricum to Port Talbot | 365.37 mi (588.00 km) |
| Castricum to Portchester | 274.38 mi (441.57 km) |
| Castricum to Porthcawl | 362.75 mi (583.78 km) |
| Castricum to Portishead | 324.22 mi (521.78 km) |
| Castricum to Portlethen | 412.40 mi (663.70 km) |
| Castricum to Portsmouth | 274.29 mi (441.43 km) |
| Castricum to Potters Bar | 213.93 mi (344.29 km) |
| Castricum to Poulton le Fylde | 329.35 mi (530.04 km) |
| Castricum to Poynton | 287.63 mi (462.90 km) |
| Castricum to Prescot | 316.53 mi (509.41 km) |
