| Santurce-Antiguo to Chivasso | 554.89 mi (893.01 km) |
| Santurce-Antiguo to Ciampino | 801.24 mi (1,289.47 km) |
| Santurce-Antiguo to Cicciano | 912.69 mi (1,468.83 km) |
| Santurce-Antiguo to Cingoli | 815.08 mi (1,311.75 km) |
| Santurce-Antiguo to Cinisello Balsamo | 622.69 mi (1,002.12 km) |
| Santurce-Antiguo to Cinisi | 914.71 mi (1,472.08 km) |
| Santurce-Antiguo to Cirie | 541.66 mi (871.72 km) |
| Santurce-Antiguo to Ciro Marina | 1,077.87 mi (1,734.66 km) |
| Santurce-Antiguo to Cislago | 612.05 mi (984.99 km) |
| Santurce-Antiguo to Cisterna di Latina | 816.03 mi (1,313.27 km) |
| Santurce-Antiguo to Cisternino | 1,062.69 mi (1,710.24 km) |
| Santurce-Antiguo to Citta di Castello | 765.88 mi (1,232.56 km) |
| Santurce-Antiguo to Citta Sant'Angelo | 864.54 mi (1,391.34 km) |
| Santurce-Antiguo to Cittadella | 746.42 mi (1,201.24 km) |
| Santurce-Antiguo to Cittanova | 1,053.90 mi (1,696.09 km) |
