| Belleville to Oswego (Illinois) | 235.60 mi (379.16 km) |
| Belleville to Oswego (New York) | 780.59 mi (1,256.24 km) |
| Belleville to Otsego (Minnesota) | 502.20 mi (808.21 km) |
| Belleville to Ottawa (Illinois) | 205.62 mi (330.91 km) |
| Belleville to Ottawa (Kansas) | 284.95 mi (458.58 km) |
| Belleville to Ottumwa (Iowa) | 215.72 mi (347.17 km) |
| Belleville to Overland (Missouri) | 23.95 mi (38.54 km) |
| Belleville to Overland Park (Kansas) | 254.53 mi (409.63 km) |
| Belleville to Overlea (Maryland) | 725.71 mi (1,167.92 km) |
| Belleville to Oviedo (Florida) | 847.97 mi (1,364.67 km) |
| Belleville to Owasso (Oklahoma) | 355.57 mi (572.23 km) |
| Belleville to Owatonna (Minnesota) | 420.23 mi (676.29 km) |
| Belleville to Owensboro (Kentucky) | 164.68 mi (265.03 km) |
| Belleville to Owings Mills (Maryland) | 711.12 mi (1,144.44 km) |
| Belleville to Owosso (Michigan) | 433.80 mi (698.14 km) |
