| Tessenderlo to Oswego (Illinois) | 4,194.47 mi (6,750.35 km) |
| Tessenderlo to Oswego (New York) | 3,662.43 mi (5,894.11 km) |
| Tessenderlo to Otsego (Minnesota) | 4,210.92 mi (6,776.82 km) |
| Tessenderlo to Ottawa (Illinois) | 4,228.40 mi (6,804.96 km) |
| Tessenderlo to Ottawa (Kansas) | 4,601.99 mi (7,406.18 km) |
| Tessenderlo to Ottumwa (Iowa) | 4,376.77 mi (7,043.73 km) |
| Tessenderlo to Overland (Missouri) | 4,416.14 mi (7,107.09 km) |
| Tessenderlo to Overland Park (Kansas) | 4,566.36 mi (7,348.84 km) |
| Tessenderlo to Overlea (Maryland) | 3,844.80 mi (6,187.61 km) |
| Tessenderlo to Oviedo (Florida) | 4,550.88 mi (7,323.94 km) |
| Tessenderlo to Owasso (Oklahoma) | 4,741.65 mi (7,630.95 km) |
| Tessenderlo to Owatonna (Minnesota) | 4,254.64 mi (6,847.18 km) |
| Tessenderlo to Owensboro (Kentucky) | 4,338.60 mi (6,982.31 km) |
| Tessenderlo to Owings Mills (Maryland) | 3,853.65 mi (6,201.86 km) |
| Tessenderlo to Owosso (Michigan) | 3,977.18 mi (6,400.66 km) |
