| Hershey to Odessa (Texas) | 1,540.96 mi (2,479.93 km) |
| Hershey to Ogden (Utah) | 1,837.12 mi (2,956.56 km) |
| Hershey to Oildale (California) | 2,314.19 mi (3,724.33 km) |
| Hershey to Ojus (Florida) | 1,010.15 mi (1,625.68 km) |
| Hershey to Okemos (Michigan) | 435.31 mi (700.56 km) |
| Hershey to Oklahoma City (Oklahoma) | 1,182.51 mi (1,903.07 km) |
| Hershey to Okmulgee (Oklahoma) | 1,100.47 mi (1,771.03 km) |
| Hershey to Olathe (Kansas) | 970.88 mi (1,562.48 km) |
| Hershey to Old Jamestown (Missouri) | 732.56 mi (1,178.94 km) |
| Hershey to Oldsmar (Florida) | 911.89 mi (1,467.54 km) |
| Hershey to Olean (New York) | 155.29 mi (249.92 km) |
| Hershey to Olive Branch (Mississippi) | 809.40 mi (1,302.60 km) |
| Hershey to Olivehurst (California) | 2,363.71 mi (3,804.03 km) |
| Hershey to Olney (Maryland) | 81.56 mi (131.26 km) |
| Hershey to Olympia (Washington) | 2,323.34 mi (3,739.06 km) |
