| Groningen to Ordu | 1,678.65 mi (2,701.53 km) |
| Groningen to Ortahisar | 1,674.97 mi (2,695.60 km) |
| Groningen to Ortakent | 1,492.06 mi (2,401.24 km) |
| Groningen to Ortaklar | 1,455.04 mi (2,341.67 km) |
| Groningen to Ortakoy | 1,638.43 mi (2,636.80 km) |
| Groningen to Ortakoy | 1,609.24 mi (2,589.82 km) |
| Groningen to Osmaneli | 1,410.43 mi (2,269.86 km) |
| Groningen to Osmaniye | 1,804.61 mi (2,904.24 km) |
| Groningen to Ozdere | 1,435.55 mi (2,310.30 km) |
| Groningen to Palu | 1,865.68 mi (3,002.52 km) |
| Groningen to Pamukkale | 1,506.71 mi (2,424.82 km) |
| Groningen to Patnos | 1,956.34 mi (3,148.42 km) |
| Groningen to Pazar | 1,650.51 mi (2,656.24 km) |
| Groningen to Pazarcik | 1,823.03 mi (2,933.88 km) |
| Groningen to Pazaryeri | 1,424.01 mi (2,291.73 km) |
