| Upper Grand Lagoon to Central Point (Oregon) | 2,214.05 mi (3,563.17 km) |
| Upper Grand Lagoon to Centralia (Illinois) | 608.43 mi (979.18 km) |
| Upper Grand Lagoon to Centralia (Washington) | 2,286.53 mi (3,679.81 km) |
| Upper Grand Lagoon to Centreville (Virginia) | 762.32 mi (1,226.83 km) |
| Upper Grand Lagoon to Ceres (California) | 2,071.36 mi (3,333.54 km) |
| Upper Grand Lagoon to Cerritos (California) | 1,903.15 mi (3,062.83 km) |
| Upper Grand Lagoon to Chalco (Nebraska) | 957.27 mi (1,540.57 km) |
| Upper Grand Lagoon to Chalmette (Louisiana) | 253.15 mi (407.40 km) |
| Upper Grand Lagoon to Chambersburg (Pennsylvania) | 814.10 mi (1,310.16 km) |
| Upper Grand Lagoon to Chamblee (Georgia) | 270.19 mi (434.83 km) |
| Upper Grand Lagoon to Champaign (Illinois) | 701.80 mi (1,129.44 km) |
| Upper Grand Lagoon to Champlin (Minnesota) | 1,116.43 mi (1,796.73 km) |
| Upper Grand Lagoon to Chandler (Arizona) | 1,545.41 mi (2,487.10 km) |
| Upper Grand Lagoon to Chanhassen (Minnesota) | 1,100.19 mi (1,770.59 km) |
| Upper Grand Lagoon to Channahon (Illinois) | 790.05 mi (1,271.46 km) |
