| Alfter to Oswego (Illinois) | 4,277.67 mi (6,884.25 km) |
| Alfter to Oswego (New York) | 3,747.54 mi (6,031.09 km) |
| Alfter to Otsego (Minnesota) | 4,291.11 mi (6,905.87 km) |
| Alfter to Ottawa (Illinois) | 4,311.59 mi (6,938.83 km) |
| Alfter to Ottawa (Kansas) | 4,684.34 mi (7,538.72 km) |
| Alfter to Ottumwa (Iowa) | 4,459.10 mi (7,176.23 km) |
| Alfter to Overland (Missouri) | 4,499.81 mi (7,241.74 km) |
| Alfter to Overland Park (Kansas) | 4,648.79 mi (7,481.50 km) |
| Alfter to Overlea (Maryland) | 3,930.85 mi (6,326.09 km) |
| Alfter to Oviedo (Florida) | 4,637.61 mi (7,463.51 km) |
| Alfter to Owasso (Oklahoma) | 4,824.60 mi (7,764.45 km) |
| Alfter to Owatonna (Minnesota) | 4,335.48 mi (6,977.29 km) |
| Alfter to Owensboro (Kentucky) | 4,423.28 mi (7,118.58 km) |
| Alfter to Owings Mills (Maryland) | 3,939.66 mi (6,340.27 km) |
| Alfter to Owosso (Michigan) | 4,060.93 mi (6,535.43 km) |
