| Sigmaringen to Nottingham | 565.19 mi (909.58 km) |
| Sigmaringen to Nuneaton | 561.51 mi (903.66 km) |
| Sigmaringen to Oadby | 549.79 mi (884.81 km) |
| Sigmaringen to Oakengates | 603.51 mi (971.25 km) |
| Sigmaringen to Oakham | 540.06 mi (869.14 km) |
| Sigmaringen to Oldbury | 581.26 mi (935.46 km) |
| Sigmaringen to Oldham | 620.87 mi (999.19 km) |
| Sigmaringen to Ollerton | 570.03 mi (917.37 km) |
| Sigmaringen to Olton | 571.27 mi (919.38 km) |
| Sigmaringen to Omagh | 839.22 mi (1,350.60 km) |
| Sigmaringen to Ormesby | 632.02 mi (1,017.13 km) |
| Sigmaringen to Ormskirk | 648.53 mi (1,043.71 km) |
| Sigmaringen to Orpington | 465.80 mi (749.64 km) |
| Sigmaringen to Ossett | 607.84 mi (978.23 km) |
| Sigmaringen to Oswaldtwistle | 637.82 mi (1,026.47 km) |
