| Pirot to Oak Harbor (Washington) | 5,774.12 mi (9,292.55 km) |
| Pirot to Oak Hills (Oregon) | 5,951.30 mi (9,577.69 km) |
| Pirot to Oak Lawn (Illinois) | 5,153.26 mi (8,293.37 km) |
| Pirot to Oak Park (California) | 6,563.44 mi (10,562.84 km) |
| Pirot to Oak Park (Illinois) | 5,146.18 mi (8,281.97 km) |
| Pirot to Oak Park (Michigan) | 4,947.66 mi (7,962.49 km) |
| Pirot to Oak Ridge (Florida) | 5,538.53 mi (8,913.41 km) |
| Pirot to Oak Ridge (New Jersey) | 4,670.40 mi (7,516.28 km) |
| Pirot to Oak Ridge (Tennessee) | 5,298.79 mi (8,527.58 km) |
| Pirot to Oakdale (California) | 6,394.18 mi (10,290.43 km) |
| Pirot to Oakdale (Minnesota) | 5,173.15 mi (8,325.38 km) |
| Pirot to Oakland (California) | 6,424.41 mi (10,339.10 km) |
| Pirot to Oakland (New Jersey) | 4,659.97 mi (7,499.50 km) |
| Pirot to Oakland Park (Florida) | 5,592.81 mi (9,000.77 km) |
| Pirot to Oakleaf Plantation (Florida) | 5,475.11 mi (8,811.33 km) |
