| Boppard to Oberriet | 220.56 mi (354.96 km) |
| Boppard to Obersiggenthal | 192.29 mi (309.45 km) |
| Boppard to Oberwil | 187.80 mi (302.23 km) |
| Boppard to Oberwingert | 195.03 mi (313.88 km) |
| Boppard to Oftringen | 201.93 mi (324.98 km) |
| Boppard to Olten | 199.58 mi (321.20 km) |
| Boppard to Onex | 287.98 mi (463.46 km) |
| Boppard to Opfikon | 198.35 mi (319.22 km) |
| Boppard to Ostermundigen | 226.42 mi (364.40 km) |
| Boppard to Payerne | 237.84 mi (382.77 km) |
| Boppard to Pfaffikon | 205.23 mi (330.29 km) |
| Boppard to Plan-les-Ouates | 288.92 mi (464.97 km) |
| Boppard to Pratteln | 187.63 mi (301.97 km) |
| Boppard to Prilly | 259.52 mi (417.66 km) |
| Boppard to Pully | 260.14 mi (418.65 km) |
