| Richfield to Oskaloosa (Iowa) | 249.75 mi (401.93 km) |
| Richfield to Oswego (Illinois) | 332.38 mi (534.92 km) |
| Richfield to Oswego (New York) | 836.09 mi (1,345.55 km) |
| Richfield to Otsego (Minnesota) | 31.55 mi (50.78 km) |
| Richfield to Ottawa (Illinois) | 331.11 mi (532.87 km) |
| Richfield to Ottawa (Kansas) | 445.50 mi (716.96 km) |
| Richfield to Ottumwa (Iowa) | 270.04 mi (434.58 km) |
| Richfield to Overland (Missouri) | 452.51 mi (728.25 km) |
| Richfield to Overland Park (Kansas) | 420.06 mi (676.02 km) |
| Richfield to Overlea (Maryland) | 937.52 mi (1,508.80 km) |
| Richfield to Oviedo (Florida) | 1,302.02 mi (2,095.40 km) |
| Richfield to Owasso (Oklahoma) | 608.20 mi (978.80 km) |
| Richfield to Owatonna (Minnesota) | 54.30 mi (87.40 km) |
| Richfield to Owensboro (Kentucky) | 586.36 mi (943.66 km) |
| Richfield to Owings Mills (Maryland) | 923.18 mi (1,485.72 km) |
