| Frederick to Norwich | 3,687.74 mi (5,934.85 km) |
| Frederick to Nottingham | 3,583.82 mi (5,767.60 km) |
| Frederick to Nuneaton | 3,580.09 mi (5,761.60 km) |
| Frederick to Oadby | 3,594.18 mi (5,784.27 km) |
| Frederick to Oakengates | 3,537.18 mi (5,692.54 km) |
| Frederick to Oakham | 3,606.34 mi (5,803.85 km) |
| Frederick to Oldbury | 3,558.48 mi (5,726.83 km) |
| Frederick to Oldham | 3,533.68 mi (5,686.91 km) |
| Frederick to Ollerton | 3,583.86 mi (5,767.66 km) |
| Frederick to Olton | 3,568.31 mi (5,742.64 km) |
| Frederick to Omagh | 3,312.68 mi (5,331.24 km) |
| Frederick to Ormesby | 3,550.58 mi (5,714.11 km) |
| Frederick to Ormskirk | 3,502.89 mi (5,637.36 km) |
| Frederick to Orpington | 3,668.56 mi (5,903.98 km) |
| Frederick to Ossett | 3,552.11 mi (5,716.58 km) |
