| Barsbuttel to Oswego (Illinois) | 4,283.89 mi (6,894.26 km) |
| Barsbuttel to Oswego (New York) | 3,776.84 mi (6,078.24 km) |
| Barsbuttel to Otsego (Minnesota) | 4,272.77 mi (6,876.36 km) |
| Barsbuttel to Ottawa (Illinois) | 4,317.62 mi (6,948.54 km) |
| Barsbuttel to Ottawa (Kansas) | 4,681.94 mi (7,534.85 km) |
| Barsbuttel to Ottumwa (Iowa) | 4,456.98 mi (7,172.82 km) |
| Barsbuttel to Overland (Missouri) | 4,510.12 mi (7,258.34 km) |
| Barsbuttel to Overland Park (Kansas) | 4,647.09 mi (7,478.76 km) |
| Barsbuttel to Overlea (Maryland) | 3,975.02 mi (6,397.18 km) |
| Barsbuttel to Oviedo (Florida) | 4,702.93 mi (7,568.63 km) |
| Barsbuttel to Owasso (Oklahoma) | 4,827.20 mi (7,768.63 km) |
| Barsbuttel to Owatonna (Minnesota) | 4,321.80 mi (6,955.27 km) |
| Barsbuttel to Owensboro (Kentucky) | 4,445.10 mi (7,153.70 km) |
| Barsbuttel to Owings Mills (Maryland) | 3,982.96 mi (6,409.96 km) |
| Barsbuttel to Owosso (Michigan) | 4,073.16 mi (6,555.11 km) |
