| River Ridge to Camarillo (California) | 1,706.20 mi (2,745.87 km) |
| River Ridge to Camas (Washington) | 2,043.69 mi (3,289.00 km) |
| River Ridge to Cambridge (Maryland) | 1,000.33 mi (1,609.88 km) |
| River Ridge to Cambridge (Massachusetts) | 1,362.32 mi (2,192.45 km) |
| River Ridge to Camden (Arkansas) | 293.14 mi (471.76 km) |
| River Ridge to Camden (New Jersey) | 1,096.26 mi (1,764.25 km) |
| River Ridge to Cameron Park (California) | 1,845.81 mi (2,970.54 km) |
| River Ridge to Camp Pendleton South (California) | 1,610.47 mi (2,591.79 km) |
| River Ridge to Camp Springs (Maryland) | 972.19 mi (1,564.59 km) |
| River Ridge to Camp Verde (Arizona) | 1,300.76 mi (2,093.36 km) |
| River Ridge to Campbell (California) | 1,884.76 mi (3,033.23 km) |
| River Ridge to Campbellsville (Kentucky) | 581.83 mi (936.37 km) |
| River Ridge to Campton Hills (Illinois) | 834.52 mi (1,343.04 km) |
| River Ridge to Canby (Oregon) | 2,047.33 mi (3,294.85 km) |
| River Ridge to Candelaria (Puerto Rico) | 1,705.31 mi (2,744.42 km) |
