| Idaho Falls to Celbridge | 4,431.10 mi (7,131.17 km) |
| Idaho Falls to Clondalkin | 4,436.49 mi (7,139.84 km) |
| Idaho Falls to Clonmel | 4,435.62 mi (7,138.45 km) |
| Idaho Falls to Cobh | 4,437.88 mi (7,142.08 km) |
| Idaho Falls to Cork | 4,430.11 mi (7,129.57 km) |
| Idaho Falls to Donegal | 4,324.69 mi (6,959.92 km) |
| Idaho Falls to Douglas | 4,432.14 mi (7,132.84 km) |
| Idaho Falls to Drogheda | 4,420.66 mi (7,114.36 km) |
| Idaho Falls to Dublin | 4,439.50 mi (7,144.68 km) |
| Idaho Falls to Dun Dealgan | 4,406.24 mi (7,091.15 km) |
| Idaho Falls to Ennis | 4,372.73 mi (7,037.23 km) |
| Idaho Falls to Enniscorthy | 4,466.70 mi (7,188.46 km) |
| Idaho Falls to Finglas | 4,436.06 mi (7,139.14 km) |
| Idaho Falls to Galway | 4,352.55 mi (7,004.75 km) |
| Idaho Falls to Glanmire | 4,431.61 mi (7,131.98 km) |
