| Gross-Gerau to Nottingham | 464.43 mi (747.42 km) |
| Gross-Gerau to Nuneaton | 466.27 mi (750.40 km) |
| Gross-Gerau to Oadby | 452.52 mi (728.26 km) |
| Gross-Gerau to Oakengates | 509.17 mi (819.42 km) |
| Gross-Gerau to Oakham | 440.88 mi (709.53 km) |
| Gross-Gerau to Oldbury | 487.80 mi (785.04 km) |
| Gross-Gerau to Oldham | 517.50 mi (832.83 km) |
| Gross-Gerau to Ollerton | 466.46 mi (750.70 km) |
| Gross-Gerau to Olton | 477.97 mi (769.23 km) |
| Gross-Gerau to Omagh | 738.98 mi (1,189.27 km) |
| Gross-Gerau to Ormesby | 518.52 mi (834.48 km) |
| Gross-Gerau to Ormskirk | 547.04 mi (880.38 km) |
| Gross-Gerau to Orpington | 380.69 mi (612.66 km) |
| Gross-Gerau to Ossett | 501.79 mi (807.55 km) |
| Gross-Gerau to Oswaldtwistle | 533.54 mi (858.65 km) |
