| Santomera to Oswego (Illinois) | 4,424.44 mi (7,120.45 km) |
| Santomera to Oswego (New York) | 3,829.03 mi (6,162.23 km) |
| Santomera to Otsego (Minnesota) | 4,532.54 mi (7,294.41 km) |
| Santomera to Ottawa (Illinois) | 4,457.57 mi (7,173.77 km) |
| Santomera to Ottawa (Kansas) | 4,847.55 mi (7,801.37 km) |
| Santomera to Ottumwa (Iowa) | 4,630.55 mi (7,452.15 km) |
| Santomera to Overland (Missouri) | 4,620.63 mi (7,436.18 km) |
| Santomera to Overland Park (Kansas) | 4,810.67 mi (7,742.03 km) |
| Santomera to Overlea (Maryland) | 3,942.48 mi (6,344.80 km) |
| Santomera to Oviedo (Florida) | 4,528.63 mi (7,288.12 km) |
| Santomera to Owasso (Oklahoma) | 4,962.42 mi (7,986.24 km) |
| Santomera to Owatonna (Minnesota) | 4,557.12 mi (7,333.97 km) |
| Santomera to Owensboro (Kentucky) | 4,501.68 mi (7,244.75 km) |
| Santomera to Owings Mills (Maryland) | 3,954.38 mi (6,363.96 km) |
| Santomera to Owosso (Michigan) | 4,194.16 mi (6,749.85 km) |
