| Ramnicu Valcea to Oberriet | 723.19 mi (1,163.86 km) |
| Ramnicu Valcea to Obersiggenthal | 783.73 mi (1,261.29 km) |
| Ramnicu Valcea to Oberwil | 818.16 mi (1,316.71 km) |
| Ramnicu Valcea to Oberwingert | 761.85 mi (1,226.08 km) |
| Ramnicu Valcea to Oftringen | 800.06 mi (1,287.57 km) |
| Ramnicu Valcea to Olten | 801.04 mi (1,289.15 km) |
| Ramnicu Valcea to Onex | 883.96 mi (1,422.59 km) |
| Ramnicu Valcea to Opfikon | 770.58 mi (1,240.12 km) |
| Ramnicu Valcea to Ostermundigen | 818.41 mi (1,317.10 km) |
| Ramnicu Valcea to Payerne | 844.28 mi (1,358.73 km) |
| Ramnicu Valcea to Pfaffikon | 760.01 mi (1,223.12 km) |
| Ramnicu Valcea to Plan-les-Ouates | 883.20 mi (1,421.37 km) |
| Ramnicu Valcea to Pratteln | 811.43 mi (1,305.87 km) |
| Ramnicu Valcea to Prilly | 859.77 mi (1,383.66 km) |
| Ramnicu Valcea to Pully | 856.60 mi (1,378.56 km) |
