| Bologna to Orangevale (California) | 5,974.95 mi (9,615.75 km) |
| Bologna to Orchards (Washington) | 5,597.76 mi (9,008.72 km) |
| Bologna to Orcutt (California) | 6,175.47 mi (9,938.45 km) |
| Bologna to Oregon (Ohio) | 4,496.32 mi (7,236.13 km) |
| Bologna to Oregon (Wisconsin) | 4,675.15 mi (7,523.92 km) |
| Bologna to Oregon City (Oregon) | 5,619.80 mi (9,044.20 km) |
| Bologna to Orem (Utah) | 5,595.78 mi (9,005.53 km) |
| Bologna to Orinda (California) | 6,049.65 mi (9,735.97 km) |
| Bologna to Orland Park (Illinois) | 4,675.06 mi (7,523.79 km) |
| Bologna to Orlando (Florida) | 4,992.05 mi (8,033.94 km) |
| Bologna to Ormond Beach (Florida) | 4,943.82 mi (7,956.31 km) |
| Bologna to Oro Valley (Arizona) | 6,005.27 mi (9,664.55 km) |
| Bologna to Oroville (California) | 5,936.86 mi (9,554.45 km) |
| Bologna to Oshkosh (Wisconsin) | 4,594.44 mi (7,394.03 km) |
| Bologna to Oskaloosa (Iowa) | 4,874.59 mi (7,844.89 km) |
