| Darlington to Nyon | 657.83 mi (1,058.67 km) |
| Darlington to Oberriet | 693.24 mi (1,115.66 km) |
| Darlington to Obersiggenthal | 646.71 mi (1,040.78 km) |
| Darlington to Oberwil | 624.67 mi (1,005.30 km) |
| Darlington to Oberwingert | 658.86 mi (1,060.33 km) |
| Darlington to Oftringen | 645.61 mi (1,039.01 km) |
| Darlington to Olten | 643.29 mi (1,035.27 km) |
| Darlington to Onex | 667.06 mi (1,073.53 km) |
| Darlington to Opfikon | 657.50 mi (1,058.15 km) |
| Darlington to Ostermundigen | 654.65 mi (1,053.56 km) |
| Darlington to Payerne | 648.53 mi (1,043.70 km) |
| Darlington to Pfaffikon | 667.39 mi (1,074.06 km) |
| Darlington to Plan-les-Ouates | 668.45 mi (1,075.76 km) |
| Darlington to Pratteln | 628.47 mi (1,011.43 km) |
| Darlington to Prilly | 657.27 mi (1,057.77 km) |
