| Delfzijl to Oberriet | 431.77 mi (694.86 km) |
| Delfzijl to Obersiggenthal | 408.44 mi (657.32 km) |
| Delfzijl to Oberwil | 403.08 mi (648.70 km) |
| Delfzijl to Oberwingert | 410.02 mi (659.86 km) |
| Delfzijl to Oftringen | 418.03 mi (672.75 km) |
| Delfzijl to Olten | 415.66 mi (668.94 km) |
| Delfzijl to Onex | 495.35 mi (797.19 km) |
| Delfzijl to Opfikon | 414.05 mi (666.35 km) |
| Delfzijl to Ostermundigen | 441.42 mi (710.40 km) |
| Delfzijl to Payerne | 450.25 mi (724.61 km) |
| Delfzijl to Pfaffikon | 420.35 mi (676.48 km) |
| Delfzijl to Plan-les-Ouates | 496.44 mi (798.95 km) |
| Delfzijl to Pratteln | 403.36 mi (649.14 km) |
| Delfzijl to Prilly | 470.04 mi (756.46 km) |
| Delfzijl to Pully | 471.11 mi (758.18 km) |
