| Erzurum to Olympia Heights (Florida) | 6,550.52 mi (10,542.05 km) |
| Erzurum to Omaha (Nebraska) | 6,221.71 mi (10,012.87 km) |
| Erzurum to On Top of the World Designated Place (Florida) | 6,449.95 mi (10,380.19 km) |
| Erzurum to Onalaska (Wisconsin) | 5,935.51 mi (9,552.28 km) |
| Erzurum to Oneida (New York) | 5,484.45 mi (8,826.38 km) |
| Erzurum to Oneonta (New York) | 5,494.17 mi (8,842.02 km) |
| Erzurum to Ontario (California) | 7,152.71 mi (11,511.18 km) |
| Erzurum to Ontario (Oregon) | 6,481.50 mi (10,430.96 km) |
| Erzurum to Opa-locka (Florida) | 6,537.95 mi (10,521.81 km) |
| Erzurum to Opelika (Alabama) | 6,373.94 mi (10,257.87 km) |
| Erzurum to Opelousas (Louisiana) | 6,725.67 mi (10,823.92 km) |
| Erzurum to Orange (California) | 7,171.81 mi (11,541.92 km) |
| Erzurum to Orange (Texas) | 6,804.40 mi (10,950.63 km) |
| Erzurum to Orange City (Florida) | 6,420.15 mi (10,332.24 km) |
| Erzurum to Orangeburg (South Carolina) | 6,164.22 mi (9,920.36 km) |
