| Hermiston to Commerce (California) | 819.99 mi (1,319.64 km) |
| Hermiston to Commerce City (Colorado) | 838.00 mi (1,348.63 km) |
| Hermiston to Compton (California) | 826.83 mi (1,330.66 km) |
| Hermiston to Comstock Park (Michigan) | 1,656.74 mi (2,666.26 km) |
| Hermiston to Concord (California) | 560.68 mi (902.33 km) |
| Hermiston to Concord (Missouri) | 1,555.19 mi (2,502.83 km) |
| Hermiston to Concord (New Hampshire) | 2,322.40 mi (3,737.54 km) |
| Hermiston to Concord (North Carolina) | 2,127.36 mi (3,423.65 km) |
| Hermiston to Conneaut (Ohio) | 1,927.73 mi (3,102.39 km) |
| Hermiston to Connersville (Indiana) | 1,769.67 mi (2,848.01 km) |
| Hermiston to Conroe (Texas) | 1,669.05 mi (2,686.08 km) |
| Hermiston to Converse (Texas) | 1,599.27 mi (2,573.78 km) |
| Hermiston to Conway (Arkansas) | 1,583.07 mi (2,547.70 km) |
| Hermiston to Conway (Florida) | 2,377.12 mi (3,825.61 km) |
| Hermiston to Conway (South Carolina) | 2,261.61 mi (3,639.71 km) |
