| Zalec to Oakley (California) | 6,032.17 mi (9,707.85 km) |
| Zalec to Oakton (Virginia) | 4,457.18 mi (7,173.13 km) |
| Zalec to Oakville (Missouri) | 4,993.11 mi (8,035.63 km) |
| Zalec to Oatfield (Oregon) | 5,601.94 mi (9,015.46 km) |
| Zalec to Ocala (Florida) | 5,114.28 mi (8,230.64 km) |
| Zalec to Ocean Acres (New Jersey) | 4,294.84 mi (6,911.88 km) |
| Zalec to Ocean City (New Jersey) | 4,328.74 mi (6,966.43 km) |
| Zalec to Ocean Pines (Maryland) | 4,390.08 mi (7,065.15 km) |
| Zalec to Ocean Pointe (Hawaii) | 7,749.04 mi (12,470.88 km) |
| Zalec to Ocean Springs (Mississippi) | 5,332.72 mi (8,582.19 km) |
| Zalec to Oceanside (California) | 6,197.76 mi (9,974.33 km) |
| Zalec to Oceanside (New York) | 4,230.09 mi (6,807.66 km) |
| Zalec to Ocoee (Florida) | 5,116.55 mi (8,234.29 km) |
| Zalec to Oconomowoc (Wisconsin) | 4,699.45 mi (7,563.03 km) |
| Zalec to Odenton (Maryland) | 4,424.27 mi (7,120.18 km) |
