| Pella to Oskaloosa (Iowa) | 16.42 mi (26.43 km) |
| Pella to Oswego (Illinois) | 237.68 mi (382.51 km) |
| Pella to Oswego (New York) | 847.73 mi (1,364.30 km) |
| Pella to Otsego (Minnesota) | 269.07 mi (433.03 km) |
| Pella to Ottawa (Illinois) | 212.19 mi (341.49 km) |
| Pella to Ottawa (Kansas) | 230.15 mi (370.38 km) |
| Pella to Ottumwa (Iowa) | 37.23 mi (59.92 km) |
| Pella to Overland (Missouri) | 230.65 mi (371.20 km) |
| Pella to Overland Park (Kansas) | 197.45 mi (317.77 km) |
| Pella to Overlea (Maryland) | 873.27 mi (1,405.39 km) |
| Pella to Oviedo (Florida) | 1,100.56 mi (1,771.18 km) |
| Pella to Owasso (Oklahoma) | 386.69 mi (622.31 km) |
| Pella to Owatonna (Minnesota) | 186.26 mi (299.76 km) |
| Pella to Owensboro (Kentucky) | 398.55 mi (641.40 km) |
| Pella to Owings Mills (Maryland) | 858.29 mi (1,381.29 km) |
