| Castellanza to Montana | 720.91 mi (1,160.19 km) |
| Castellanza to Nova Zagora | 874.97 mi (1,408.13 km) |
| Castellanza to Novi Iskar | 740.49 mi (1,191.70 km) |
| Castellanza to Novi Pazar | 913.50 mi (1,470.14 km) |
| Castellanza to Omurtag | 880.76 mi (1,417.44 km) |
| Castellanza to Panagyurishte | 787.43 mi (1,267.24 km) |
| Castellanza to Parvomay | 846.71 mi (1,362.64 km) |
| Castellanza to Pavlikeni | 825.13 mi (1,327.91 km) |
| Castellanza to Pazardzhik | 802.21 mi (1,291.04 km) |
| Castellanza to Pernik | 730.36 mi (1,175.41 km) |
| Castellanza to Peshtera | 805.09 mi (1,295.67 km) |
| Castellanza to Petrich | 772.65 mi (1,243.46 km) |
| Castellanza to Pleven | 788.08 mi (1,268.29 km) |
| Castellanza to Plovdiv | 823.26 mi (1,324.91 km) |
| Castellanza to Pomorie | 950.01 mi (1,528.90 km) |
