| Saco to Orangeburg (South Carolina) | 891.91 mi (1,435.40 km) |
| Saco to Orangevale (California) | 2,622.23 mi (4,220.07 km) |
| Saco to Orchards (Washington) | 2,519.64 mi (4,054.96 km) |
| Saco to Orcutt (California) | 2,699.09 mi (4,343.76 km) |
| Saco to Oregon (Ohio) | 671.69 mi (1,080.99 km) |
| Saco to Oregon (Wisconsin) | 951.67 mi (1,531.56 km) |
| Saco to Oregon City (Oregon) | 2,529.16 mi (4,070.29 km) |
| Saco to Orem (Utah) | 2,110.06 mi (3,395.81 km) |
| Saco to Orinda (California) | 2,692.72 mi (4,333.52 km) |
| Saco to Orland Park (Illinois) | 893.62 mi (1,438.14 km) |
| Saco to Orlando (Florida) | 1,202.70 mi (1,935.56 km) |
| Saco to Ormond Beach (Florida) | 1,145.81 mi (1,844.01 km) |
| Saco to Oro Valley (Arizona) | 2,310.07 mi (3,717.70 km) |
| Saco to Oroville (California) | 2,616.55 mi (4,210.93 km) |
| Saco to Oshkosh (Wisconsin) | 901.69 mi (1,451.14 km) |
