| Castle Pines to Montana | 5,858.71 mi (9,428.68 km) |
| Castle Pines to Nova Zagora | 5,993.86 mi (9,646.18 km) |
| Castle Pines to Novi Iskar | 5,895.94 mi (9,488.59 km) |
| Castle Pines to Novi Pazar | 5,980.24 mi (9,624.27 km) |
| Castle Pines to Omurtag | 5,971.57 mi (9,610.31 km) |
| Castle Pines to Panagyurishte | 5,938.05 mi (9,556.38 km) |
| Castle Pines to Parvomay | 5,991.73 mi (9,642.76 km) |
| Castle Pines to Pavlikeni | 5,931.22 mi (9,545.37 km) |
| Castle Pines to Pazardzhik | 5,959.23 mi (9,590.45 km) |
| Castle Pines to Pernik | 5,897.08 mi (9,490.43 km) |
| Castle Pines to Peshtera | 5,967.42 mi (9,603.64 km) |
| Castle Pines to Petrich | 5,968.47 mi (9,605.33 km) |
| Castle Pines to Pleven | 5,901.09 mi (9,496.89 km) |
| Castle Pines to Plovdiv | 5,974.75 mi (9,615.44 km) |
| Castle Pines to Pomorie | 6,036.60 mi (9,714.97 km) |
