| Upper Grand Lagoon to Camarillo (California) | 1,957.80 mi (3,150.77 km) |
| Upper Grand Lagoon to Camas (Washington) | 2,240.22 mi (3,605.29 km) |
| Upper Grand Lagoon to Cambridge (Maryland) | 798.51 mi (1,285.07 km) |
| Upper Grand Lagoon to Cambridge (Massachusetts) | 1,169.16 mi (1,881.58 km) |
| Upper Grand Lagoon to Camden (Arkansas) | 478.35 mi (769.83 km) |
| Upper Grand Lagoon to Camden (New Jersey) | 902.57 mi (1,452.54 km) |
| Upper Grand Lagoon to Cameron Park (California) | 2,078.80 mi (3,345.50 km) |
| Upper Grand Lagoon to Camp Pendleton South (California) | 1,865.57 mi (3,002.34 km) |
| Upper Grand Lagoon to Camp Springs (Maryland) | 779.16 mi (1,253.94 km) |
| Upper Grand Lagoon to Camp Verde (Arizona) | 1,549.47 mi (2,493.63 km) |
| Upper Grand Lagoon to Campbell (California) | 2,124.50 mi (3,419.06 km) |
| Upper Grand Lagoon to Campbellsville (Kentucky) | 496.28 mi (798.69 km) |
| Upper Grand Lagoon to Campton Hills (Illinois) | 827.46 mi (1,331.67 km) |
| Upper Grand Lagoon to Canby (Oregon) | 2,246.16 mi (3,614.84 km) |
| Upper Grand Lagoon to Candelaria (Puerto Rico) | 1,470.18 mi (2,366.03 km) |
