| Texarkana to Oberkirch | 5,026.35 mi (8,089.13 km) |
| Texarkana to Obernburg am Main | 5,019.89 mi (8,078.73 km) |
| Texarkana to Obernkirchen | 4,931.80 mi (7,936.97 km) |
| Texarkana to Oberschleissheim | 5,171.64 mi (8,322.96 km) |
| Texarkana to Oberstdorf | 5,153.66 mi (8,294.02 km) |
| Texarkana to Obertraubling | 5,166.94 mi (8,315.39 km) |
| Texarkana to Obertshausen | 5,000.02 mi (8,046.76 km) |
| Texarkana to Oberursel | 4,985.42 mi (8,023.25 km) |
| Texarkana to Ochsenfurt | 5,061.88 mi (8,146.31 km) |
| Texarkana to Ochsenhausen | 5,115.91 mi (8,233.26 km) |
| Texarkana to Ochtrup | 4,863.54 mi (7,827.12 km) |
| Texarkana to Odenthal | 4,901.12 mi (7,887.60 km) |
| Texarkana to Oelde | 4,911.75 mi (7,904.69 km) |
| Texarkana to Oelsnitz | 5,111.29 mi (8,225.82 km) |
| Texarkana to Oer-Erkenschwick | 4,885.13 mi (7,861.86 km) |
