| Ardahan to Odessa (Texas) | 6,923.27 mi (11,141.93 km) |
| Ardahan to Ogden (Utah) | 6,530.81 mi (10,510.32 km) |
| Ardahan to Oildale (California) | 7,022.88 mi (11,302.24 km) |
| Ardahan to Ojus (Florida) | 6,534.68 mi (10,516.55 km) |
| Ardahan to Okemos (Michigan) | 5,774.65 mi (9,293.39 km) |
| Ardahan to Oklahoma City (Oklahoma) | 6,575.28 mi (10,581.90 km) |
| Ardahan to Okmulgee (Oklahoma) | 6,524.88 mi (10,500.78 km) |
| Ardahan to Olathe (Kansas) | 6,296.84 mi (10,133.78 km) |
| Ardahan to Old Jamestown (Missouri) | 6,170.02 mi (9,929.68 km) |
| Ardahan to Oldsmar (Florida) | 6,518.43 mi (10,490.40 km) |
| Ardahan to Olean (New York) | 5,616.17 mi (9,038.36 km) |
| Ardahan to Olive Branch (Mississippi) | 6,379.87 mi (10,267.40 km) |
| Ardahan to Olivehurst (California) | 6,808.20 mi (10,956.74 km) |
| Ardahan to Olney (Maryland) | 5,722.49 mi (9,209.47 km) |
| Ardahan to Olympia (Washington) | 6,282.13 mi (10,110.12 km) |
