| Coos Bay to Cadillac (Michigan) | 1,918.03 mi (3,086.78 km) |
| Coos Bay to Caguas (Puerto Rico) | 3,775.22 mi (6,075.64 km) |
| Coos Bay to Cahokia (Illinois) | 1,794.43 mi (2,887.85 km) |
| Coos Bay to Calabasas (California) | 704.97 mi (1,134.53 km) |
| Coos Bay to Caldwell (Idaho) | 379.82 mi (611.25 km) |
| Coos Bay to Caledonia (Wisconsin) | 1,820.29 mi (2,929.47 km) |
| Coos Bay to Calera (Alabama) | 2,133.01 mi (3,432.75 km) |
| Coos Bay to Calexico (California) | 877.55 mi (1,412.28 km) |
| Coos Bay to Calhoun (Georgia) | 2,177.15 mi (3,503.79 km) |
| Coos Bay to California (Maryland) | 2,485.67 mi (4,000.30 km) |
| Coos Bay to California City (California) | 661.65 mi (1,064.82 km) |
| Coos Bay to Callaway (Florida) | 2,302.69 mi (3,705.82 km) |
| Coos Bay to Calumet City (Illinois) | 1,857.64 mi (2,989.59 km) |
| Coos Bay to Calverton (Maryland) | 2,442.48 mi (3,930.79 km) |
| Coos Bay to Camano (Washington) | 342.83 mi (551.73 km) |
