| On Top of the World Designated Place to Carlsbad (California) | 2,079.07 mi (3,345.93 km) |
| On Top of the World Designated Place to Carlsbad (New Mexico) | 1,320.75 mi (2,125.55 km) |
| On Top of the World Designated Place to Carmel (Indiana) | 781.57 mi (1,257.81 km) |
| On Top of the World Designated Place to Carmichael (California) | 2,315.18 mi (3,725.92 km) |
| On Top of the World Designated Place to Carney (Maryland) | 783.57 mi (1,261.03 km) |
| On Top of the World Designated Place to Carnot-Moon (Pennsylvania) | 797.17 mi (1,282.92 km) |
| On Top of the World Designated Place to Carol Stream (Illinois) | 943.67 mi (1,518.69 km) |
| On Top of the World Designated Place to Carolina (Puerto Rico) | 1,266.51 mi (2,038.24 km) |
| On Top of the World Designated Place to Carolina Forest (South Carolina) | 378.34 mi (608.88 km) |
| On Top of the World Designated Place to Carpentersville (Illinois) | 959.84 mi (1,544.72 km) |
| On Top of the World Designated Place to Carpinteria (California) | 2,204.94 mi (3,548.51 km) |
| On Top of the World Designated Place to Carrboro (North Carolina) | 506.65 mi (815.37 km) |
| On Top of the World Designated Place to Carroll (Iowa) | 1,138.29 mi (1,831.90 km) |
| On Top of the World Designated Place to Carrollton (Georgia) | 350.51 mi (564.09 km) |
| On Top of the World Designated Place to Carrollton (Texas) | 904.76 mi (1,456.07 km) |
