| Middleburg to Odessa (Texas) | 1,215.98 mi (1,956.93 km) |
| Middleburg to Ogden (Utah) | 1,844.26 mi (2,968.06 km) |
| Middleburg to Oildale (California) | 2,176.66 mi (3,502.99 km) |
| Middleburg to Ojus (Florida) | 302.12 mi (486.21 km) |
| Middleburg to Okemos (Michigan) | 885.39 mi (1,424.90 km) |
| Middleburg to Oklahoma City (Oklahoma) | 979.88 mi (1,576.96 km) |
| Middleburg to Okmulgee (Oklahoma) | 903.44 mi (1,453.95 km) |
| Middleburg to Olathe (Kansas) | 954.32 mi (1,535.82 km) |
| Middleburg to Old Jamestown (Missouri) | 771.86 mi (1,242.18 km) |
| Middleburg to Oldsmar (Florida) | 145.75 mi (234.56 km) |
| Middleburg to Olean (New York) | 853.38 mi (1,373.38 km) |
| Middleburg to Olive Branch (Mississippi) | 573.67 mi (923.24 km) |
| Middleburg to Olivehurst (California) | 2,321.02 mi (3,735.31 km) |
| Middleburg to Olney (Maryland) | 685.60 mi (1,103.37 km) |
| Middleburg to Olympia (Washington) | 2,469.27 mi (3,973.91 km) |
