| Castricum to Paimio | 873.09 mi (1,405.10 km) |
| Castricum to Pargas | 856.05 mi (1,377.68 km) |
| Castricum to Pedersore | 1,004.30 mi (1,616.27 km) |
| Castricum to Pieksamaki | 1,063.92 mi (1,712.22 km) |
| Castricum to Pirkkala | 937.02 mi (1,508.00 km) |
| Castricum to Pori | 887.29 mi (1,427.96 km) |
| Castricum to Porvoo | 960.75 mi (1,546.18 km) |
| Castricum to Poytya | 879.75 mi (1,415.81 km) |
| Castricum to Raahe | 1,090.64 mi (1,755.22 km) |
| Castricum to Raisio | 858.92 mi (1,382.29 km) |
| Castricum to Raseborg | 879.20 mi (1,414.93 km) |
| Castricum to Rauma | 865.03 mi (1,392.13 km) |
| Castricum to Riihimaki | 943.85 mi (1,518.97 km) |
| Castricum to Rovaniemi | 1,201.42 mi (1,933.50 km) |
| Castricum to Saaminki | 1,100.83 mi (1,771.61 km) |
