| Donostia to Cedar Rapids (Iowa) | 4,318.91 mi (6,950.61 km) |
| Donostia to Cedarburg (Wisconsin) | 4,111.84 mi (6,617.36 km) |
| Donostia to Celebration (Florida) | 4,409.01 mi (7,095.62 km) |
| Donostia to Celina (Ohio) | 4,065.45 mi (6,542.71 km) |
| Donostia to Celina (Texas) | 4,904.65 mi (7,893.27 km) |
| Donostia to Centennial (Colorado) | 4,961.42 mi (7,984.63 km) |
| Donostia to Center Point (Alabama) | 4,432.39 mi (7,133.25 km) |
| Donostia to Centereach (New York) | 3,535.04 mi (5,689.10 km) |
| Donostia to Centerton (Arkansas) | 4,662.35 mi (7,503.33 km) |
| Donostia to Centerville (Ohio) | 4,081.24 mi (6,568.12 km) |
| Donostia to Centerville (Utah) | 5,167.66 mi (8,316.54 km) |
| Donostia to Central (Louisiana) | 4,764.20 mi (7,667.24 km) |
| Donostia to Central Falls (Rhode Island) | 3,424.89 mi (5,511.83 km) |
| Donostia to Central Islip (New York) | 3,542.97 mi (5,701.86 km) |
| Donostia to Central Point (Oregon) | 5,477.12 mi (8,814.58 km) |
