| Middle Valley to Odessa (Texas) | 1,012.34 mi (1,629.21 km) |
| Middle Valley to Ogden (Utah) | 1,505.46 mi (2,422.80 km) |
| Middle Valley to Oildale (California) | 1,898.33 mi (3,055.07 km) |
| Middle Valley to Ojus (Florida) | 704.37 mi (1,133.57 km) |
| Middle Valley to Okemos (Michigan) | 521.13 mi (838.69 km) |
| Middle Valley to Oklahoma City (Oklahoma) | 694.17 mi (1,117.16 km) |
| Middle Valley to Okmulgee (Oklahoma) | 609.27 mi (980.52 km) |
| Middle Valley to Olathe (Kansas) | 588.61 mi (947.27 km) |
| Middle Valley to Old Jamestown (Missouri) | 377.35 mi (607.28 km) |
| Middle Valley to Oldsmar (Florida) | 514.98 mi (828.77 km) |
| Middle Valley to Olean (New York) | 599.70 mi (965.12 km) |
| Middle Valley to Olive Branch (Mississippi) | 263.44 mi (423.96 km) |
| Middle Valley to Olivehurst (California) | 2,007.36 mi (3,230.53 km) |
| Middle Valley to Olney (Maryland) | 524.00 mi (843.29 km) |
| Middle Valley to Olympia (Washington) | 2,101.34 mi (3,381.78 km) |
