| Opelika to Glyka Nera | 5,767.23 mi (9,281.46 km) |
| Opelika to Grevena | 5,577.09 mi (8,975.45 km) |
| Opelika to Ialysos | 6,020.60 mi (9,689.23 km) |
| Opelika to Ilion | 5,759.05 mi (9,268.29 km) |
| Opelika to Ilioupoli | 5,765.37 mi (9,278.46 km) |
| Opelika to Ioannina | 5,568.88 mi (8,962.25 km) |
| Opelika to Irakleio | 5,934.98 mi (9,551.42 km) |
| Opelika to Irakleio | 5,761.26 mi (9,271.86 km) |
| Opelika to Kaisariani | 5,764.28 mi (9,276.71 km) |
| Opelika to Kalamaria | 5,622.17 mi (9,048.01 km) |
| Opelika to Kalamata | 5,729.75 mi (9,221.15 km) |
| Opelika to Kallithea | 5,762.49 mi (9,273.84 km) |
| Opelika to Kalymnos | 5,945.53 mi (9,568.41 km) |
| Opelika to Kalyvia Thorikou | 5,776.78 mi (9,296.84 km) |
| Opelika to Kamatero | 5,758.48 mi (9,267.38 km) |
