| Peachtree Corners to Orangeburg (South Carolina) | 196.10 mi (315.60 km) |
| Peachtree Corners to Orangevale (California) | 2,070.42 mi (3,332.01 km) |
| Peachtree Corners to Orchards (Washington) | 2,162.58 mi (3,480.34 km) |
| Peachtree Corners to Orcutt (California) | 2,052.41 mi (3,303.03 km) |
| Peachtree Corners to Oregon (Ohio) | 532.79 mi (857.45 km) |
| Peachtree Corners to Oregon (Wisconsin) | 678.61 mi (1,092.12 km) |
| Peachtree Corners to Oregon City (Oregon) | 2,162.19 mi (3,479.71 km) |
| Peachtree Corners to Orem (Utah) | 1,567.82 mi (2,523.16 km) |
| Peachtree Corners to Orinda (California) | 2,125.67 mi (3,420.93 km) |
| Peachtree Corners to Orland Park (Illinois) | 563.74 mi (907.25 km) |
| Peachtree Corners to Orlando (Florida) | 416.03 mi (669.53 km) |
| Peachtree Corners to Ormond Beach (Florida) | 371.38 mi (597.67 km) |
| Peachtree Corners to Oro Valley (Arizona) | 1,545.67 mi (2,487.51 km) |
| Peachtree Corners to Oroville (California) | 2,086.89 mi (3,358.52 km) |
| Peachtree Corners to Oshkosh (Wisconsin) | 732.37 mi (1,178.63 km) |
