| On Top of the World Designated Place to Camarillo (California) | 2,177.76 mi (3,504.77 km) |
| On Top of the World Designated Place to Camas (Washington) | 2,447.87 mi (3,939.47 km) |
| On Top of the World Designated Place to Cambridge (Maryland) | 743.08 mi (1,195.88 km) |
| On Top of the World Designated Place to Cambridge (Massachusetts) | 1,108.16 mi (1,783.41 km) |
| On Top of the World Designated Place to Camden (Arkansas) | 694.75 mi (1,118.10 km) |
| On Top of the World Designated Place to Camden (New Jersey) | 851.89 mi (1,370.98 km) |
| On Top of the World Designated Place to Cameron Park (California) | 2,297.18 mi (3,696.96 km) |
| On Top of the World Designated Place to Camp Pendleton South (California) | 2,085.17 mi (3,355.75 km) |
| On Top of the World Designated Place to Camp Springs (Maryland) | 737.00 mi (1,186.08 km) |
| On Top of the World Designated Place to Camp Verde (Arizona) | 1,769.51 mi (2,847.75 km) |
| On Top of the World Designated Place to Campbell (California) | 2,343.92 mi (3,772.18 km) |
| On Top of the World Designated Place to Campbellsville (Kentucky) | 596.05 mi (959.25 km) |
| On Top of the World Designated Place to Campton Hills (Illinois) | 951.34 mi (1,531.04 km) |
| On Top of the World Designated Place to Canby (Oregon) | 2,454.63 mi (3,950.35 km) |
| On Top of the World Designated Place to Candelaria (Puerto Rico) | 1,254.40 mi (2,018.76 km) |
