| Grudziadz to Oberriet | 586.94 mi (944.58 km) |
| Grudziadz to Obersiggenthal | 618.11 mi (994.75 km) |
| Grudziadz to Oberwil | 641.11 mi (1,031.77 km) |
| Grudziadz to Oberwingert | 601.27 mi (967.66 km) |
| Grudziadz to Oftringen | 638.77 mi (1,028.00 km) |
| Grudziadz to Olten | 637.67 mi (1,026.22 km) |
| Grudziadz to Onex | 754.81 mi (1,214.75 km) |
| Grudziadz to Opfikon | 611.95 mi (984.84 km) |
| Grudziadz to Ostermundigen | 670.70 mi (1,079.39 km) |
| Grudziadz to Payerne | 695.80 mi (1,119.78 km) |
| Grudziadz to Pfaffikon | 608.46 mi (979.22 km) |
| Grudziadz to Plan-les-Ouates | 755.10 mi (1,215.21 km) |
| Grudziadz to Pratteln | 636.11 mi (1,023.71 km) |
| Grudziadz to Prilly | 720.86 mi (1,160.11 km) |
| Grudziadz to Pully | 719.50 mi (1,157.92 km) |
