| Rio Grande City to Ondokuzmayis | 6,931.91 mi (11,155.84 km) |
| Rio Grande City to Ordu | 7,018.79 mi (11,295.66 km) |
| Rio Grande City to Ortahisar | 7,040.23 mi (11,330.15 km) |
| Rio Grande City to Ortakent | 6,826.75 mi (10,986.60 km) |
| Rio Grande City to Ortaklar | 6,798.30 mi (10,940.80 km) |
| Rio Grande City to Ortakoy | 7,004.55 mi (11,272.74 km) |
| Rio Grande City to Ortakoy | 6,967.94 mi (11,213.82 km) |
| Rio Grande City to Osmaneli | 6,776.35 mi (10,905.48 km) |
| Rio Grande City to Osmaniye | 7,170.40 mi (11,539.65 km) |
| Rio Grande City to Ozdere | 6,777.17 mi (10,906.79 km) |
| Rio Grande City to Palu | 7,210.38 mi (11,603.99 km) |
| Rio Grande City to Pamukkale | 6,860.41 mi (11,040.77 km) |
| Rio Grande City to Patnos | 7,273.69 mi (11,705.87 km) |
| Rio Grande City to Pazar | 7,004.88 mi (11,273.27 km) |
| Rio Grande City to Pazarcik | 7,185.89 mi (11,564.57 km) |
