| Holzminden to Oberriet | 311.88 mi (501.93 km) |
| Holzminden to Obersiggenthal | 304.47 mi (490.00 km) |
| Holzminden to Oberwil | 309.98 mi (498.86 km) |
| Holzminden to Oberwingert | 299.52 mi (482.03 km) |
| Holzminden to Oftringen | 319.26 mi (513.80 km) |
| Holzminden to Olten | 317.17 mi (510.44 km) |
| Holzminden to Onex | 418.49 mi (673.49 km) |
| Holzminden to Opfikon | 306.31 mi (492.95 km) |
| Holzminden to Ostermundigen | 348.10 mi (560.22 km) |
| Holzminden to Payerne | 364.35 mi (586.37 km) |
| Holzminden to Pfaffikon | 309.79 mi (498.57 km) |
| Holzminden to Plan-les-Ouates | 419.30 mi (674.79 km) |
| Holzminden to Pratteln | 308.06 mi (495.77 km) |
| Holzminden to Prilly | 387.82 mi (624.13 km) |
| Holzminden to Pully | 387.93 mi (624.31 km) |
