| Darlaston to Odessa (Texas) | 4,899.09 mi (7,884.32 km) |
| Darlaston to Ogden (Utah) | 4,728.21 mi (7,609.32 km) |
| Darlaston to Oildale (California) | 5,276.77 mi (8,492.14 km) |
| Darlaston to Ojus (Florida) | 4,325.62 mi (6,961.42 km) |
| Darlaston to Okemos (Michigan) | 3,681.29 mi (5,924.46 km) |
| Darlaston to Oklahoma City (Oklahoma) | 4,530.34 mi (7,290.88 km) |
| Darlaston to Okmulgee (Oklahoma) | 4,466.27 mi (7,187.77 km) |
| Darlaston to Olathe (Kansas) | 4,256.31 mi (6,849.86 km) |
| Darlaston to Old Jamestown (Missouri) | 4,087.93 mi (6,578.88 km) |
| Darlaston to Oldsmar (Florida) | 4,322.51 mi (6,956.41 km) |
| Darlaston to Olean (New York) | 3,477.41 mi (5,596.34 km) |
| Darlaston to Olive Branch (Mississippi) | 4,262.79 mi (6,860.30 km) |
| Darlaston to Olivehurst (California) | 5,143.51 mi (8,277.68 km) |
| Darlaston to Olney (Maryland) | 3,555.28 mi (5,721.66 km) |
| Darlaston to Olympia (Washington) | 4,723.21 mi (7,601.27 km) |
