| Little Rock to Oberkirch | 4,894.47 mi (7,876.89 km) |
| Little Rock to Obernburg am Main | 4,888.39 mi (7,867.10 km) |
| Little Rock to Obernkirchen | 4,800.98 mi (7,726.43 km) |
| Little Rock to Oberschleissheim | 5,040.01 mi (8,111.11 km) |
| Little Rock to Oberstdorf | 5,021.75 mi (8,081.72 km) |
| Little Rock to Obertraubling | 5,035.53 mi (8,103.91 km) |
| Little Rock to Obertshausen | 4,868.54 mi (7,835.16 km) |
| Little Rock to Oberursel | 4,853.95 mi (7,811.67 km) |
| Little Rock to Ochsenfurt | 4,930.42 mi (7,934.74 km) |
| Little Rock to Ochsenhausen | 4,984.09 mi (8,021.13 km) |
| Little Rock to Ochtrup | 4,732.49 mi (7,616.20 km) |
| Little Rock to Odenthal | 4,769.73 mi (7,676.13 km) |
| Little Rock to Oelde | 4,780.68 mi (7,693.76 km) |
| Little Rock to Oelsnitz | 4,980.26 mi (8,014.96 km) |
| Little Rock to Oer-Erkenschwick | 4,753.91 mi (7,650.68 km) |
