| Little Rock to Oswego (Illinois) | 527.81 mi (849.43 km) |
| Little Rock to Oswego (New York) | 1,039.55 mi (1,672.99 km) |
| Little Rock to Otsego (Minnesota) | 731.30 mi (1,176.92 km) |
| Little Rock to Ottawa (Illinois) | 496.64 mi (799.26 km) |
| Little Rock to Ottawa (Kansas) | 312.34 mi (502.66 km) |
| Little Rock to Ottumwa (Iowa) | 434.88 mi (699.87 km) |
| Little Rock to Overland (Missouri) | 295.64 mi (475.78 km) |
| Little Rock to Overland Park (Kansas) | 315.05 mi (507.02 km) |
| Little Rock to Overlea (Maryland) | 928.93 mi (1,494.97 km) |
| Little Rock to Oviedo (Florida) | 778.33 mi (1,252.60 km) |
| Little Rock to Owasso (Oklahoma) | 223.17 mi (359.17 km) |
| Little Rock to Owatonna (Minnesota) | 648.77 mi (1,044.09 km) |
| Little Rock to Owensboro (Kentucky) | 359.30 mi (578.23 km) |
| Little Rock to Owings Mills (Maryland) | 915.72 mi (1,473.70 km) |
| Little Rock to Owosso (Michigan) | 720.51 mi (1,159.55 km) |
