| Alcazar de San Juan to Nottingham | 941.10 mi (1,514.56 km) |
| Alcazar de San Juan to Nuneaton | 910.09 mi (1,464.64 km) |
| Alcazar de San Juan to Oadby | 917.16 mi (1,476.02 km) |
| Alcazar de San Juan to Oakengates | 918.91 mi (1,478.84 km) |
| Alcazar de San Juan to Oakham | 924.01 mi (1,487.05 km) |
| Alcazar de San Juan to Oldbury | 906.85 mi (1,459.43 km) |
| Alcazar de San Juan to Oldham | 978.24 mi (1,574.32 km) |
| Alcazar de San Juan to Ollerton | 958.67 mi (1,542.84 km) |
| Alcazar de San Juan to Olton | 902.90 mi (1,453.07 km) |
| Alcazar de San Juan to Omagh | 1,066.19 mi (1,715.87 km) |
| Alcazar de San Juan to Ormesby | 1,050.55 mi (1,690.70 km) |
| Alcazar de San Juan to Ormskirk | 978.54 mi (1,574.81 km) |
| Alcazar de San Juan to Orpington | 842.11 mi (1,355.25 km) |
| Alcazar de San Juan to Ossett | 989.22 mi (1,591.99 km) |
| Alcazar de San Juan to Oswaldtwistle | 991.35 mi (1,595.43 km) |
