| Castricum to Yonkers (New York) | 3,613.33 mi (5,815.10 km) |
| Castricum to Yorba Linda (California) | 5,534.47 mi (8,906.86 km) |
| Castricum to York (Pennsylvania) | 3,770.78 mi (6,068.49 km) |
| Castricum to Yorktown (Indiana) | 4,096.11 mi (6,592.05 km) |
| Castricum to Yorkville (Illinois) | 4,132.07 mi (6,649.92 km) |
| Castricum to Youngstown (Ohio) | 3,868.64 mi (6,225.98 km) |
| Castricum to Youngsville (Louisiana) | 4,857.45 mi (7,817.31 km) |
| Castricum to Ypsilanti (Michigan) | 3,926.35 mi (6,318.85 km) |
| Castricum to Yuba City (California) | 5,332.94 mi (8,582.53 km) |
| Castricum to Yucaipa (California) | 5,504.10 mi (8,858.00 km) |
| Castricum to Yucca Valley (California) | 5,480.06 mi (8,819.31 km) |
| Castricum to Yukon (Oklahoma) | 4,782.96 mi (7,697.44 km) |
| Castricum to Yulee (Florida) | 4,419.65 mi (7,112.74 km) |
| Castricum to Yuma (Arizona) | 5,511.27 mi (8,869.53 km) |
| Castricum to Zachary (Louisiana) | 4,795.44 mi (7,717.51 km) |
