| Lockhart to Oswego (Illinois) | 967.99 mi (1,557.83 km) |
| Lockhart to Oswego (New York) | 1,494.95 mi (2,405.89 km) |
| Lockhart to Otsego (Minnesota) | 1,085.82 mi (1,747.46 km) |
| Lockhart to Ottawa (Illinois) | 934.90 mi (1,504.57 km) |
| Lockhart to Ottawa (Kansas) | 618.14 mi (994.80 km) |
| Lockhart to Ottumwa (Iowa) | 824.39 mi (1,326.74 km) |
| Lockhart to Overland (Missouri) | 738.01 mi (1,187.70 km) |
| Lockhart to Overland Park (Kansas) | 645.33 mi (1,038.56 km) |
| Lockhart to Overlea (Maryland) | 1,365.43 mi (2,197.45 km) |
| Lockhart to Oviedo (Florida) | 996.97 mi (1,604.46 km) |
| Lockhart to Owasso (Oklahoma) | 455.60 mi (733.22 km) |
| Lockhart to Owatonna (Minnesota) | 1,011.85 mi (1,628.42 km) |
| Lockhart to Owensboro (Kentucky) | 813.96 mi (1,309.95 km) |
| Lockhart to Owings Mills (Maryland) | 1,353.17 mi (2,177.72 km) |
| Lockhart to Owosso (Michigan) | 1,173.74 mi (1,888.94 km) |
