| Fort Thomas to Norwich | 3,979.16 mi (6,403.84 km) |
| Fort Thomas to Nottingham | 3,876.33 mi (6,238.35 km) |
| Fort Thomas to Nuneaton | 3,875.00 mi (6,236.22 km) |
| Fort Thomas to Oadby | 3,888.32 mi (6,257.64 km) |
| Fort Thomas to Oakengates | 3,832.27 mi (6,167.44 km) |
| Fort Thomas to Oakham | 3,899.78 mi (6,276.08 km) |
| Fort Thomas to Oldbury | 3,854.05 mi (6,202.49 km) |
| Fort Thomas to Oldham | 3,824.27 mi (6,154.57 km) |
| Fort Thomas to Ollerton | 3,875.03 mi (6,236.27 km) |
| Fort Thomas to Olton | 3,863.98 mi (6,218.48 km) |
| Fort Thomas to Omagh | 3,602.50 mi (5,797.66 km) |
| Fort Thomas to Ormesby | 3,835.19 mi (6,172.14 km) |
| Fort Thomas to Ormskirk | 3,794.13 mi (6,106.07 km) |
| Fort Thomas to Orpington | 3,967.15 mi (6,384.51 km) |
| Fort Thomas to Ossett | 3,841.50 mi (6,182.29 km) |
