| Omurtag to Nottingham | 1,431.76 mi (2,304.19 km) |
| Omurtag to Nuneaton | 1,436.06 mi (2,311.12 km) |
| Omurtag to Oadby | 1,421.71 mi (2,288.02 km) |
| Omurtag to Oakengates | 1,478.98 mi (2,380.19 km) |
| Omurtag to Oakham | 1,409.36 mi (2,268.15 km) |
| Omurtag to Oldbury | 1,457.94 mi (2,346.33 km) |
| Omurtag to Oldham | 1,482.11 mi (2,385.22 km) |
| Omurtag to Ollerton | 1,431.78 mi (2,304.23 km) |
| Omurtag to Olton | 1,448.19 mi (2,330.64 km) |
| Omurtag to Omagh | 1,703.50 mi (2,741.53 km) |
| Omurtag to Ormesby | 1,469.27 mi (2,364.56 km) |
| Omurtag to Ormskirk | 1,512.77 mi (2,434.57 km) |
| Omurtag to Orpington | 1,350.83 mi (2,173.94 km) |
| Omurtag to Ossett | 1,464.07 mi (2,356.19 km) |
| Omurtag to Oswaldtwistle | 1,497.03 mi (2,409.23 km) |
