| Mercer Island to Cold Springs (Nevada) | 555.49 mi (893.98 km) |
| Mercer Island to Coldwater (Michigan) | 1,848.88 mi (2,975.48 km) |
| Mercer Island to Colesville (Maryland) | 2,313.01 mi (3,722.43 km) |
| Mercer Island to College (Alaska) | 1,525.83 mi (2,455.59 km) |
| Mercer Island to College Park (Georgia) | 2,174.47 mi (3,499.48 km) |
| Mercer Island to College Park (Maryland) | 2,318.79 mi (3,731.72 km) |
| Mercer Island to College Station (Texas) | 1,804.49 mi (2,904.05 km) |
| Mercer Island to Collegedale (Tennessee) | 2,089.14 mi (3,362.14 km) |
| Mercer Island to Colleyville (Texas) | 1,654.34 mi (2,662.40 km) |
| Mercer Island to Collierville (Tennessee) | 1,878.26 mi (3,022.76 km) |
| Mercer Island to Collinsville (Illinois) | 1,722.30 mi (2,771.77 km) |
| Mercer Island to Colonia (New Jersey) | 2,387.21 mi (3,841.85 km) |
| Mercer Island to Colonial Heights (Virginia) | 2,358.67 mi (3,795.92 km) |
| Mercer Island to Colonial Park (Pennsylvania) | 2,281.10 mi (3,671.07 km) |
| Mercer Island to Colorado Springs (Colorado) | 1,061.57 mi (1,708.43 km) |
