| Rhondda to Chivasso | 681.25 mi (1,096.37 km) |
| Rhondda to Ciampino | 1,013.76 mi (1,631.49 km) |
| Rhondda to Cicciano | 1,124.13 mi (1,809.11 km) |
| Rhondda to Cingoli | 959.63 mi (1,544.37 km) |
| Rhondda to Cinisello Balsamo | 711.94 mi (1,145.76 km) |
| Rhondda to Cinisi | 1,225.95 mi (1,972.98 km) |
| Rhondda to Cirie | 669.20 mi (1,076.98 km) |
| Rhondda to Ciro Marina | 1,298.18 mi (2,089.22 km) |
| Rhondda to Cislago | 698.27 mi (1,123.76 km) |
| Rhondda to Cisterna di Latina | 1,032.38 mi (1,661.45 km) |
| Rhondda to Cisternino | 1,241.81 mi (1,998.50 km) |
| Rhondda to Citta di Castello | 919.35 mi (1,479.55 km) |
| Rhondda to Citta Sant'Angelo | 1,030.49 mi (1,658.41 km) |
| Rhondda to Cittadella | 804.97 mi (1,295.48 km) |
| Rhondda to Cittanova | 1,314.43 mi (2,115.37 km) |
