| Kennewick to Chivasso | 5,348.15 mi (8,607.01 km) |
| Kennewick to Ciampino | 5,673.10 mi (9,129.97 km) |
| Kennewick to Cicciano | 5,773.89 mi (9,292.17 km) |
| Kennewick to Cingoli | 5,596.89 mi (9,007.32 km) |
| Kennewick to Cinisello Balsamo | 5,363.80 mi (8,632.19 km) |
| Kennewick to Cinisi | 5,901.62 mi (9,497.74 km) |
| Kennewick to Cirie | 5,337.71 mi (8,590.21 km) |
| Kennewick to Ciro Marina | 5,937.31 mi (9,555.18 km) |
| Kennewick to Cislago | 5,351.33 mi (8,612.13 km) |
| Kennewick to Cisterna di Latina | 5,691.57 mi (9,159.69 km) |
| Kennewick to Cisternino | 5,862.29 mi (9,434.45 km) |
| Kennewick to Citta di Castello | 5,565.86 mi (8,957.38 km) |
| Kennewick to Citta Sant'Angelo | 5,668.92 mi (9,123.25 km) |
| Kennewick to Cittadella | 5,425.56 mi (8,731.59 km) |
| Kennewick to Cittanova | 5,971.77 mi (9,610.63 km) |
