| Grojec to Noventa Vicentina | 622.68 mi (1,002.10 km) |
| Grojec to Novi di Modena | 663.12 mi (1,067.18 km) |
| Grojec to Novi Ligure | 739.45 mi (1,190.03 km) |
| Grojec to Nuoro | 968.12 mi (1,558.04 km) |
| Grojec to Occhiobello | 640.64 mi (1,031.00 km) |
| Grojec to Oderzo | 566.63 mi (911.90 km) |
| Grojec to Oggiono | 670.30 mi (1,078.75 km) |
| Grojec to Olbia | 928.11 mi (1,493.66 km) |
| Grojec to Oleggio | 704.33 mi (1,133.50 km) |
| Grojec to Olgiate Comasco | 683.90 mi (1,100.63 km) |
| Grojec to Olgiate Olona | 693.86 mi (1,116.66 km) |
| Grojec to Omegna | 699.76 mi (1,126.15 km) |
| Grojec to Opera | 694.05 mi (1,116.96 km) |
| Grojec to Oppeano | 632.79 mi (1,018.37 km) |
| Grojec to Orbassano | 771.28 mi (1,241.25 km) |
