| Sun Prairie to Isabela (Puerto Rico) | 2,140.84 mi (3,445.35 km) |
| Sun Prairie to Iselin (New Jersey) | 787.31 mi (1,267.05 km) |
| Sun Prairie to Isla Vista (California) | 1,745.10 mi (2,808.46 km) |
| Sun Prairie to Issaquah (Washington) | 1,608.55 mi (2,588.72 km) |
| Sun Prairie to Ithaca (New York) | 646.75 mi (1,040.85 km) |
| Sun Prairie to Ives Estates (Florida) | 1,294.49 mi (2,083.28 km) |
| Sun Prairie to Jackson (Michigan) | 253.73 mi (408.33 km) |
| Sun Prairie to Jackson (Mississippi) | 752.70 mi (1,211.35 km) |
| Sun Prairie to Jackson (Missouri) | 401.57 mi (646.26 km) |
| Sun Prairie to Jackson (Tennessee) | 520.62 mi (837.86 km) |
| Sun Prairie to Jackson (Wyoming) | 1,079.72 mi (1,737.64 km) |
| Sun Prairie to Jacksonville (Alabama) | 674.30 mi (1,085.18 km) |
| Sun Prairie to Jacksonville (Arkansas) | 594.15 mi (956.20 km) |
| Sun Prairie to Jacksonville (Florida) | 980.53 mi (1,578.02 km) |
| Sun Prairie to Jacksonville (Illinois) | 244.10 mi (392.84 km) |
