| Donostia to Chickasha (Oklahoma) | 4,878.71 mi (7,851.52 km) |
| Donostia to Chico (California) | 5,580.21 mi (8,980.47 km) |
| Donostia to Chicopee (Massachusetts) | 3,470.08 mi (5,584.55 km) |
| Donostia to Chillicothe (Ohio) | 4,040.57 mi (6,502.68 km) |
| Donostia to Chillum (Maryland) | 3,779.38 mi (6,082.33 km) |
| Donostia to Chino (California) | 5,734.19 mi (9,228.28 km) |
| Donostia to Chino Hills (California) | 5,738.16 mi (9,234.67 km) |
| Donostia to Chino Valley (Arizona) | 5,491.87 mi (8,838.32 km) |
| Donostia to Chippewa Falls (Wisconsin) | 4,191.69 mi (6,745.87 km) |
| Donostia to Choctaw (Oklahoma) | 4,829.77 mi (7,772.76 km) |
| Donostia to Chowchilla (California) | 5,665.25 mi (9,117.34 km) |
| Donostia to Christiansburg (Virginia) | 4,004.16 mi (6,444.08 km) |
| Donostia to Chubbuck (Idaho) | 5,091.44 mi (8,193.88 km) |
| Donostia to Chula Vista (California) | 5,779.51 mi (9,301.22 km) |
| Donostia to Cibolo (Texas) | 5,136.89 mi (8,267.02 km) |
