| Idaho Falls to Campodarsego | 5,393.64 mi (8,680.23 km) |
| Idaho Falls to Campogalliano | 5,405.78 mi (8,699.76 km) |
| Idaho Falls to Campolongo Maggiore | 5,406.70 mi (8,701.25 km) |
| Idaho Falls to Camponogara | 5,404.47 mi (8,697.66 km) |
| Idaho Falls to Camposampiero | 5,390.50 mi (8,675.18 km) |
| Idaho Falls to Canegrate | 5,299.48 mi (8,528.69 km) |
| Idaho Falls to Canelli | 5,324.34 mi (8,568.70 km) |
| Idaho Falls to Canicatti | 5,902.68 mi (9,499.45 km) |
| Idaho Falls to Canosa di Puglia | 5,755.43 mi (9,262.48 km) |
| Idaho Falls to Cantu | 5,296.79 mi (8,524.36 km) |
| Idaho Falls to Caorle | 5,416.76 mi (8,717.44 km) |
| Idaho Falls to Capaci | 5,838.19 mi (9,395.67 km) |
| Idaho Falls to Capannori | 5,442.10 mi (8,758.21 km) |
| Idaho Falls to Capena | 5,596.57 mi (9,006.80 km) |
| Idaho Falls to Capo d'Orlando | 5,887.14 mi (9,474.44 km) |
