| Brownwood to Orbetello | 5,670.13 mi (9,125.20 km) |
| Brownwood to Oria | 6,013.86 mi (9,678.37 km) |
| Brownwood to Oristano | 5,661.33 mi (9,111.04 km) |
| Brownwood to Orta Nova | 5,900.01 mi (9,495.16 km) |
| Brownwood to Orte | 5,717.28 mi (9,201.07 km) |
| Brownwood to Ortona | 5,803.30 mi (9,339.51 km) |
| Brownwood to Orvieto | 5,695.36 mi (9,165.79 km) |
| Brownwood to Orzinuovi | 5,499.08 mi (8,849.92 km) |
| Brownwood to Osimo | 5,718.59 mi (9,203.18 km) |
| Brownwood to Ospitaletto | 5,498.46 mi (8,848.91 km) |
| Brownwood to Ostuni | 6,001.42 mi (9,658.35 km) |
| Brownwood to Ottaviano | 5,870.74 mi (9,448.05 km) |
| Brownwood to Ovada | 5,477.39 mi (8,815.01 km) |
| Brownwood to Ozieri | 5,652.13 mi (9,096.23 km) |
| Brownwood to Paceco | 5,911.39 mi (9,513.46 km) |
