| Waltrop to Oswego (Illinois) | 4,258.66 mi (6,853.65 km) |
| Waltrop to Oswego (New York) | 3,734.25 mi (6,009.69 km) |
| Waltrop to Otsego (Minnesota) | 4,265.98 mi (6,865.43 km) |
| Waltrop to Ottawa (Illinois) | 4,292.54 mi (6,908.18 km) |
| Waltrop to Ottawa (Kansas) | 4,663.32 mi (7,504.89 km) |
| Waltrop to Ottumwa (Iowa) | 4,438.06 mi (7,142.37 km) |
| Waltrop to Overland (Missouri) | 4,481.94 mi (7,212.98 km) |
| Waltrop to Overland Park (Kansas) | 4,627.93 mi (7,447.93 km) |
| Waltrop to Overlea (Maryland) | 3,921.60 mi (6,311.20 km) |
| Waltrop to Oviedo (Florida) | 4,634.44 mi (7,458.42 km) |
| Waltrop to Owasso (Oklahoma) | 4,804.90 mi (7,732.73 km) |
| Waltrop to Owatonna (Minnesota) | 4,311.52 mi (6,938.71 km) |
| Waltrop to Owensboro (Kentucky) | 4,408.34 mi (7,094.54 km) |
| Waltrop to Owings Mills (Maryland) | 3,930.18 mi (6,325.02 km) |
| Waltrop to Owosso (Michigan) | 4,043.35 mi (6,507.15 km) |
