| Castricum to Petersburg (Virginia) | 3,927.41 mi (6,320.56 km) |
| Castricum to Pflugerville (Texas) | 5,049.65 mi (8,126.63 km) |
| Castricum to Pharr (Texas) | 5,305.05 mi (8,537.65 km) |
| Castricum to Phelan (California) | 5,494.65 mi (8,842.78 km) |
| Castricum to Phenix City (Alabama) | 4,463.90 mi (7,183.96 km) |
| Castricum to Philadelphia (Pennsylvania) | 3,706.18 mi (5,964.52 km) |
| Castricum to Phillipsburg (New Jersey) | 3,676.66 mi (5,917.02 km) |
| Castricum to Phoenix (Arizona) | 5,377.08 mi (8,653.57 km) |
| Castricum to Phoenixville (Pennsylvania) | 3,715.42 mi (5,979.39 km) |
| Castricum to Picayune (Mississippi) | 4,744.87 mi (7,636.13 km) |
| Castricum to Pickerington (Ohio) | 4,007.02 mi (6,448.67 km) |
| Castricum to Pico Rivera (California) | 5,537.96 mi (8,912.49 km) |
| Castricum to Piedmont (California) | 5,427.53 mi (8,734.77 km) |
| Castricum to Pierre (South Dakota) | 4,402.42 mi (7,085.02 km) |
| Castricum to Pike Creek Valley (Delaware) | 3,741.30 mi (6,021.03 km) |
