| Circleville to Norwich | 3,895.47 mi (6,269.15 km) |
| Circleville to Nottingham | 3,792.47 mi (6,103.39 km) |
| Circleville to Nuneaton | 3,790.86 mi (6,100.79 km) |
| Circleville to Oadby | 3,804.27 mi (6,122.37 km) |
| Circleville to Oakengates | 3,748.09 mi (6,031.97 km) |
| Circleville to Oakham | 3,815.81 mi (6,140.96 km) |
| Circleville to Oldbury | 3,769.82 mi (6,066.93 km) |
| Circleville to Oldham | 3,740.63 mi (6,019.97 km) |
| Circleville to Ollerton | 3,791.34 mi (6,101.57 km) |
| Circleville to Olton | 3,779.74 mi (6,082.90 km) |
| Circleville to Omagh | 3,518.88 mi (5,663.09 km) |
| Circleville to Ormesby | 3,752.30 mi (6,038.75 km) |
| Circleville to Ormskirk | 3,710.40 mi (5,971.32 km) |
| Circleville to Orpington | 3,882.59 mi (6,248.42 km) |
| Circleville to Ossett | 3,758.01 mi (6,047.94 km) |
