| Menomonee Falls to Odessa (Texas) | 1,098.69 mi (1,768.17 km) |
| Menomonee Falls to Ogden (Utah) | 1,223.76 mi (1,969.45 km) |
| Menomonee Falls to Oildale (California) | 1,725.37 mi (2,776.71 km) |
| Menomonee Falls to Ojus (Florida) | 1,269.84 mi (2,043.61 km) |
| Menomonee Falls to Okemos (Michigan) | 190.12 mi (305.96 km) |
| Menomonee Falls to Oklahoma City (Oklahoma) | 729.62 mi (1,174.21 km) |
| Menomonee Falls to Okmulgee (Oklahoma) | 668.93 mi (1,076.53 km) |
| Menomonee Falls to Olathe (Kansas) | 456.63 mi (734.88 km) |
| Menomonee Falls to Old Jamestown (Missouri) | 318.34 mi (512.33 km) |
| Menomonee Falls to Oldsmar (Florida) | 1,086.58 mi (1,748.68 km) |
| Menomonee Falls to Olean (New York) | 497.93 mi (801.34 km) |
| Menomonee Falls to Olive Branch (Mississippi) | 573.19 mi (922.46 km) |
| Menomonee Falls to Olivehurst (California) | 1,751.05 mi (2,818.04 km) |
| Menomonee Falls to Olney (Maryland) | 637.32 mi (1,025.67 km) |
| Menomonee Falls to Olympia (Washington) | 1,702.86 mi (2,740.48 km) |
