| Sun Prairie to Norwich | 3,961.31 mi (6,375.12 km) |
| Sun Prairie to Nottingham | 3,861.25 mi (6,214.09 km) |
| Sun Prairie to Nuneaton | 3,863.67 mi (6,217.98 km) |
| Sun Prairie to Oadby | 3,875.64 mi (6,237.23 km) |
| Sun Prairie to Oakengates | 3,821.68 mi (6,150.40 km) |
| Sun Prairie to Oakham | 3,885.88 mi (6,253.72 km) |
| Sun Prairie to Oldbury | 3,843.96 mi (6,186.26 km) |
| Sun Prairie to Oldham | 3,806.83 mi (6,126.50 km) |
| Sun Prairie to Ollerton | 3,857.93 mi (6,208.73 km) |
| Sun Prairie to Olton | 3,853.95 mi (6,202.34 km) |
| Sun Prairie to Omagh | 3,586.44 mi (5,771.82 km) |
| Sun Prairie to Ormesby | 3,808.62 mi (6,129.39 km) |
| Sun Prairie to Ormskirk | 3,778.01 mi (6,080.12 km) |
| Sun Prairie to Orpington | 3,960.62 mi (6,374.01 km) |
| Sun Prairie to Ossett | 3,822.03 mi (6,150.96 km) |
