| Petersburg to Chivasso | 4,258.12 mi (6,852.79 km) |
| Petersburg to Ciampino | 4,575.84 mi (7,364.10 km) |
| Petersburg to Cicciano | 4,691.42 mi (7,550.11 km) |
| Petersburg to Cingoli | 4,550.11 mi (7,322.70 km) |
| Petersburg to Cinisello Balsamo | 4,305.40 mi (6,928.87 km) |
| Petersburg to Cinisi | 4,725.32 mi (7,604.67 km) |
| Petersburg to Cirie | 4,244.20 mi (6,830.38 km) |
| Petersburg to Ciro Marina | 4,865.94 mi (7,830.97 km) |
| Petersburg to Cislago | 4,291.51 mi (6,906.51 km) |
| Petersburg to Cisterna di Latina | 4,593.22 mi (7,392.07 km) |
| Petersburg to Cisternino | 4,829.02 mi (7,771.56 km) |
| Petersburg to Citta di Castello | 4,504.24 mi (7,248.87 km) |
| Petersburg to Citta Sant'Angelo | 4,615.76 mi (7,428.35 km) |
| Petersburg to Cittadella | 4,413.02 mi (7,102.07 km) |
| Petersburg to Cittanova | 4,856.35 mi (7,815.53 km) |
