| Amherst to Odessa (Texas) | 1,290.03 mi (2,076.11 km) |
| Amherst to Ogden (Utah) | 1,535.65 mi (2,471.39 km) |
| Amherst to Oildale (California) | 2,018.70 mi (3,248.78 km) |
| Amherst to Ojus (Florida) | 1,073.73 mi (1,728.00 km) |
| Amherst to Okemos (Michigan) | 143.71 mi (231.29 km) |
| Amherst to Oklahoma City (Oklahoma) | 921.40 mi (1,482.86 km) |
| Amherst to Okmulgee (Oklahoma) | 844.02 mi (1,358.32 km) |
| Amherst to Olathe (Kansas) | 686.66 mi (1,105.07 km) |
| Amherst to Old Jamestown (Missouri) | 460.69 mi (741.40 km) |
| Amherst to Oldsmar (Florida) | 922.84 mi (1,485.17 km) |
| Amherst to Olean (New York) | 201.35 mi (324.03 km) |
| Amherst to Olive Branch (Mississippi) | 607.10 mi (977.04 km) |
| Amherst to Olivehurst (California) | 2,062.50 mi (3,319.28 km) |
| Amherst to Olney (Maryland) | 313.36 mi (504.31 km) |
| Amherst to Olympia (Washington) | 2,027.19 mi (3,262.45 km) |
