| Eltham to Oswego (Illinois) | 3,992.20 mi (6,424.83 km) |
| Eltham to Oswego (New York) | 3,453.18 mi (5,557.36 km) |
| Eltham to Otsego (Minnesota) | 4,018.78 mi (6,467.61 km) |
| Eltham to Ottawa (Illinois) | 4,026.15 mi (6,479.46 km) |
| Eltham to Ottawa (Kansas) | 4,402.45 mi (7,085.06 km) |
| Eltham to Ottumwa (Iowa) | 4,177.43 mi (6,722.92 km) |
| Eltham to Overland (Missouri) | 4,212.12 mi (6,778.75 km) |
| Eltham to Overland Park (Kansas) | 4,366.59 mi (7,027.35 km) |
| Eltham to Overlea (Maryland) | 3,631.52 mi (5,844.36 km) |
| Eltham to Oviedo (Florida) | 4,333.45 mi (6,974.02 km) |
| Eltham to Owasso (Oklahoma) | 4,540.02 mi (7,306.46 km) |
| Eltham to Owatonna (Minnesota) | 4,060.33 mi (6,534.47 km) |
| Eltham to Owensboro (Kentucky) | 4,130.89 mi (6,648.03 km) |
| Eltham to Owings Mills (Maryland) | 3,640.56 mi (5,858.92 km) |
| Eltham to Owosso (Michigan) | 3,773.04 mi (6,072.12 km) |
