| Watervliet to Oskaloosa (Iowa) | 975.00 mi (1,569.11 km) |
| Watervliet to Oswego (Illinois) | 751.30 mi (1,209.10 km) |
| Watervliet to Oswego (New York) | 149.65 mi (240.83 km) |
| Watervliet to Otsego (Minnesota) | 1,002.58 mi (1,613.49 km) |
| Watervliet to Ottawa (Illinois) | 780.51 mi (1,256.11 km) |
| Watervliet to Ottawa (Kansas) | 1,161.70 mi (1,869.57 km) |
| Watervliet to Ottumwa (Iowa) | 967.87 mi (1,557.64 km) |
| Watervliet to Overland (Missouri) | 914.15 mi (1,471.18 km) |
| Watervliet to Overland Park (Kansas) | 1,125.61 mi (1,811.49 km) |
| Watervliet to Overlea (Maryland) | 274.46 mi (441.70 km) |
| Watervliet to Oviedo (Florida) | 1,057.55 mi (1,701.97 km) |
| Watervliet to Owasso (Oklahoma) | 1,255.92 mi (2,021.21 km) |
| Watervliet to Owatonna (Minnesota) | 982.24 mi (1,580.76 km) |
| Watervliet to Owensboro (Kentucky) | 784.90 mi (1,263.18 km) |
| Watervliet to Owings Mills (Maryland) | 279.61 mi (449.99 km) |
