| Hermiston to Cibolo (Texas) | 1,600.08 mi (2,575.08 km) |
| Hermiston to Cicero (Illinois) | 1,584.46 mi (2,549.94 km) |
| Hermiston to Cimarron Hills (Colorado) | 884.96 mi (1,424.20 km) |
| Hermiston to Cincinnati (Ohio) | 1,815.71 mi (2,922.10 km) |
| Hermiston to Cinco Ranch (Texas) | 1,687.34 mi (2,715.51 km) |
| Hermiston to Circleville (Ohio) | 1,877.46 mi (3,021.49 km) |
| Hermiston to Citrus (California) | 812.87 mi (1,308.19 km) |
| Hermiston to Citrus Heights (California) | 503.65 mi (810.54 km) |
| Hermiston to Citrus Park (Florida) | 2,339.97 mi (3,765.82 km) |
| Hermiston to Claiborne (Louisiana) | 1,704.11 mi (2,742.50 km) |
| Hermiston to Claremont (California) | 813.07 mi (1,308.51 km) |
| Hermiston to Claremont (New Hampshire) | 2,282.24 mi (3,672.92 km) |
| Hermiston to Claremore (Oklahoma) | 1,390.10 mi (2,237.15 km) |
| Hermiston to Clarksburg (Maryland) | 2,161.59 mi (3,478.74 km) |
| Hermiston to Clarksburg (West Virginia) | 2,012.65 mi (3,239.05 km) |
