| Dyer to Odessa (Texas) | 1,054.34 mi (1,696.80 km) |
| Dyer to Ogden (Utah) | 1,264.28 mi (2,034.66 km) |
| Dyer to Oildale (California) | 1,745.64 mi (2,809.34 km) |
| Dyer to Ojus (Florida) | 1,152.71 mi (1,855.10 km) |
| Dyer to Okemos (Michigan) | 179.28 mi (288.53 km) |
| Dyer to Oklahoma City (Oklahoma) | 682.14 mi (1,097.80 km) |
| Dyer to Okmulgee (Oklahoma) | 612.72 mi (986.07 km) |
| Dyer to Olathe (Kansas) | 425.87 mi (685.37 km) |
| Dyer to Old Jamestown (Missouri) | 234.94 mi (378.10 km) |
| Dyer to Oldsmar (Florida) | 968.40 mi (1,558.49 km) |
| Dyer to Olean (New York) | 469.12 mi (754.97 km) |
| Dyer to Olive Branch (Mississippi) | 469.07 mi (754.90 km) |
| Dyer to Olivehurst (California) | 1,790.59 mi (2,881.68 km) |
| Dyer to Olney (Maryland) | 572.90 mi (922.00 km) |
| Dyer to Olympia (Washington) | 1,776.13 mi (2,858.40 km) |
