| Kastamonu to Oak Harbor (Washington) | 6,075.82 mi (9,778.08 km) |
| Kastamonu to Oak Hills (Oregon) | 6,260.45 mi (10,075.22 km) |
| Kastamonu to Oak Lawn (Illinois) | 5,634.66 mi (9,068.11 km) |
| Kastamonu to Oak Park (California) | 6,932.55 mi (11,156.87 km) |
| Kastamonu to Oak Park (Illinois) | 5,626.76 mi (9,055.40 km) |
| Kastamonu to Oak Park (Michigan) | 5,440.19 mi (8,755.13 km) |
| Kastamonu to Oak Ridge (Florida) | 6,082.41 mi (9,788.70 km) |
| Kastamonu to Oak Ridge (New Jersey) | 5,191.69 mi (8,355.22 km) |
| Kastamonu to Oak Ridge (Tennessee) | 5,812.31 mi (9,354.01 km) |
| Kastamonu to Oakdale (California) | 6,739.29 mi (10,845.83 km) |
| Kastamonu to Oakdale (Minnesota) | 5,623.02 mi (9,049.38 km) |
| Kastamonu to Oakland (California) | 6,761.07 mi (10,880.90 km) |
| Kastamonu to Oakland (New Jersey) | 5,181.88 mi (8,339.43 km) |
| Kastamonu to Oakland Park (Florida) | 6,145.29 mi (9,889.89 km) |
| Kastamonu to Oakleaf Plantation (Florida) | 6,013.35 mi (9,677.56 km) |
