| Simi Valley to Norwich | 5,436.10 mi (8,748.56 km) |
| Simi Valley to Nottingham | 5,345.47 mi (8,602.71 km) |
| Simi Valley to Nuneaton | 5,355.09 mi (8,618.19 km) |
| Simi Valley to Oadby | 5,363.99 mi (8,632.51 km) |
| Simi Valley to Oakengates | 5,316.12 mi (8,555.47 km) |
| Simi Valley to Oakham | 5,371.46 mi (8,644.52 km) |
| Simi Valley to Oldbury | 5,338.53 mi (8,591.53 km) |
| Simi Valley to Oldham | 5,288.51 mi (8,511.04 km) |
| Simi Valley to Ollerton | 5,338.25 mi (8,591.09 km) |
| Simi Valley to Olton | 5,348.25 mi (8,607.18 km) |
| Simi Valley to Omagh | 5,079.61 mi (8,174.85 km) |
| Simi Valley to Ormesby | 5,271.85 mi (8,484.23 km) |
| Simi Valley to Ormskirk | 5,263.42 mi (8,470.66 km) |
| Simi Valley to Orpington | 5,457.75 mi (8,783.39 km) |
| Simi Valley to Ossett | 5,299.07 mi (8,528.03 km) |
