| Idylwood to Oswego (Illinois) | 617.10 mi (993.12 km) |
| Idylwood to Oswego (New York) | 317.33 mi (510.69 km) |
| Idylwood to Otsego (Minnesota) | 947.63 mi (1,525.07 km) |
| Idylwood to Ottawa (Illinois) | 636.59 mi (1,024.49 km) |
| Idylwood to Ottawa (Kansas) | 971.74 mi (1,563.87 km) |
| Idylwood to Ottumwa (Iowa) | 817.96 mi (1,316.38 km) |
| Idylwood to Overland (Missouri) | 708.38 mi (1,140.03 km) |
| Idylwood to Overland Park (Kansas) | 938.71 mi (1,510.71 km) |
| Idylwood to Overlea (Maryland) | 49.35 mi (79.42 km) |
| Idylwood to Oviedo (Florida) | 742.78 mi (1,195.38 km) |
| Idylwood to Owasso (Oklahoma) | 1,033.58 mi (1,663.38 km) |
| Idylwood to Owatonna (Minnesota) | 901.96 mi (1,451.57 km) |
| Idylwood to Owensboro (Kentucky) | 542.64 mi (873.30 km) |
| Idylwood to Owings Mills (Maryland) | 42.34 mi (68.15 km) |
| Idylwood to Owosso (Michigan) | 461.05 mi (741.99 km) |
