| Laramie to Oswego (Illinois) | 892.67 mi (1,436.62 km) |
| Laramie to Oswego (New York) | 1,485.35 mi (2,390.44 km) |
| Laramie to Otsego (Minnesota) | 661.14 mi (1,064.00 km) |
| Laramie to Ottawa (Illinois) | 869.33 mi (1,399.06 km) |
| Laramie to Ottawa (Kansas) | 578.58 mi (931.13 km) |
| Laramie to Ottumwa (Iowa) | 685.70 mi (1,103.53 km) |
| Laramie to Overland (Missouri) | 825.36 mi (1,328.29 km) |
| Laramie to Overland Park (Kansas) | 600.53 mi (966.46 km) |
| Laramie to Overlea (Maryland) | 1,530.81 mi (2,463.60 km) |
| Laramie to Oviedo (Florida) | 1,626.81 mi (2,618.09 km) |
| Laramie to Owasso (Oklahoma) | 629.93 mi (1,013.78 km) |
| Laramie to Owatonna (Minnesota) | 656.46 mi (1,056.47 km) |
| Laramie to Owensboro (Kentucky) | 1,013.32 mi (1,630.78 km) |
| Laramie to Owings Mills (Maryland) | 1,515.83 mi (2,439.50 km) |
| Laramie to Owosso (Michigan) | 1,100.97 mi (1,771.84 km) |
