| Herrin to Orangevale (California) | 1,738.89 mi (2,798.48 km) |
| Herrin to Orchards (Washington) | 1,796.01 mi (2,890.40 km) |
| Herrin to Orcutt (California) | 1,750.69 mi (2,817.46 km) |
| Herrin to Oregon (Ohio) | 399.11 mi (642.31 km) |
| Herrin to Oregon (Wisconsin) | 354.74 mi (570.90 km) |
| Herrin to Oregon City (Oregon) | 1,796.78 mi (2,891.63 km) |
| Herrin to Orem (Utah) | 1,225.16 mi (1,971.71 km) |
| Herrin to Orinda (California) | 1,799.08 mi (2,895.34 km) |
| Herrin to Orland Park (Illinois) | 270.41 mi (435.19 km) |
| Herrin to Orlando (Florida) | 782.18 mi (1,258.79 km) |
| Herrin to Ormond Beach (Florida) | 743.22 mi (1,196.10 km) |
| Herrin to Oro Valley (Arizona) | 1,291.38 mi (2,078.28 km) |
| Herrin to Oroville (California) | 1,749.90 mi (2,816.19 km) |
| Herrin to Oshkosh (Wisconsin) | 430.76 mi (693.24 km) |
| Herrin to Oskaloosa (Iowa) | 308.59 mi (496.63 km) |
