| Littleport to Orangevale (California) | 5,230.69 mi (8,417.97 km) |
| Littleport to Orchards (Washington) | 4,859.54 mi (7,820.67 km) |
| Littleport to Orcutt (California) | 5,429.95 mi (8,738.66 km) |
| Littleport to Oregon (Ohio) | 3,785.32 mi (6,091.88 km) |
| Littleport to Oregon (Wisconsin) | 3,948.97 mi (6,355.25 km) |
| Littleport to Oregon City (Oregon) | 4,881.31 mi (7,855.70 km) |
| Littleport to Orem (Utah) | 4,850.57 mi (7,806.23 km) |
| Littleport to Orinda (California) | 5,305.56 mi (8,538.47 km) |
| Littleport to Orland Park (Illinois) | 3,955.10 mi (6,365.12 km) |
| Littleport to Orlando (Florida) | 4,344.29 mi (6,991.46 km) |
| Littleport to Ormond Beach (Florida) | 4,292.98 mi (6,908.88 km) |
| Littleport to Oro Valley (Arizona) | 5,265.44 mi (8,473.90 km) |
| Littleport to Oroville (California) | 5,193.16 mi (8,357.58 km) |
| Littleport to Oshkosh (Wisconsin) | 3,866.88 mi (6,223.14 km) |
| Littleport to Oskaloosa (Iowa) | 4,146.94 mi (6,673.85 km) |
