| East Retford to Ondokuzmayis | 1,886.63 mi (3,036.23 km) |
| East Retford to Ordu | 1,981.95 mi (3,189.65 km) |
| East Retford to Ortahisar | 1,967.22 mi (3,165.94 km) |
| East Retford to Ortakent | 1,753.31 mi (2,821.69 km) |
| East Retford to Ortaklar | 1,720.78 mi (2,769.33 km) |
| East Retford to Ortakoy | 1,929.12 mi (3,104.61 km) |
| East Retford to Ortakoy | 1,906.96 mi (3,068.95 km) |
| East Retford to Osmaneli | 1,696.02 mi (2,729.48 km) |
| East Retford to Osmaniye | 2,095.61 mi (3,372.56 km) |
| East Retford to Ozdere | 1,700.27 mi (2,736.32 km) |
| East Retford to Palu | 2,167.23 mi (3,487.83 km) |
| East Retford to Pamukkale | 1,779.23 mi (2,863.39 km) |
| East Retford to Patnos | 2,262.09 mi (3,640.49 km) |
| East Retford to Pazar | 1,949.98 mi (3,138.19 km) |
| East Retford to Pazarcik | 2,117.37 mi (3,407.57 km) |
