| Sun Prairie to Norton (Ohio) | 416.35 mi (670.05 km) |
| Sun Prairie to Norton Shores (Michigan) | 150.38 mi (242.01 km) |
| Sun Prairie to Norwalk (California) | 1,674.86 mi (2,695.42 km) |
| Sun Prairie to Norwalk (Connecticut) | 821.34 mi (1,321.82 km) |
| Sun Prairie to Norwalk (Iowa) | 255.80 mi (411.67 km) |
| Sun Prairie to Norwalk (Ohio) | 364.50 mi (586.61 km) |
| Sun Prairie to Norwich (Connecticut) | 881.07 mi (1,417.94 km) |
| Sun Prairie to Norwood (Ohio) | 372.83 mi (600.01 km) |
| Sun Prairie to Novato (California) | 1,769.89 mi (2,848.37 km) |
| Sun Prairie to Novi (Michigan) | 295.17 mi (475.03 km) |
| Sun Prairie to O'Fallon (Illinois) | 318.77 mi (513.02 km) |
| Sun Prairie to O'Fallon (Missouri) | 313.49 mi (504.52 km) |
| Sun Prairie to Oak Creek (Wisconsin) | 70.60 mi (113.62 km) |
| Sun Prairie to Oak Forest (Illinois) | 132.68 mi (213.52 km) |
| Sun Prairie to Oak Grove (Oregon) | 1,646.84 mi (2,650.33 km) |
