| Lake Tapps to Cadillac (Michigan) | 1,767.63 mi (2,844.73 km) |
| Lake Tapps to Caguas (Puerto Rico) | 3,724.57 mi (5,994.11 km) |
| Lake Tapps to Cahokia (Illinois) | 1,711.85 mi (2,754.96 km) |
| Lake Tapps to Calabasas (California) | 922.80 mi (1,485.10 km) |
| Lake Tapps to Caldwell (Idaho) | 364.15 mi (586.05 km) |
| Lake Tapps to Caledonia (Wisconsin) | 1,688.63 mi (2,717.59 km) |
| Lake Tapps to Calera (Alabama) | 2,084.26 mi (3,354.30 km) |
| Lake Tapps to Calexico (California) | 1,064.37 mi (1,712.94 km) |
| Lake Tapps to Calhoun (Georgia) | 2,109.75 mi (3,395.31 km) |
| Lake Tapps to California (Maryland) | 2,361.33 mi (3,800.20 km) |
| Lake Tapps to California City (California) | 863.20 mi (1,389.19 km) |
| Lake Tapps to Callaway (Florida) | 2,270.86 mi (3,654.59 km) |
| Lake Tapps to Calumet City (Illinois) | 1,736.64 mi (2,794.86 km) |
| Lake Tapps to Calverton (Maryland) | 2,314.05 mi (3,724.11 km) |
| Lake Tapps to Camano (Washington) | 67.51 mi (108.64 km) |
