| Cincinnati to Merrick (New York) | 589.47 mi (948.66 km) |
| Cincinnati to Merrifield (Virginia) | 390.31 mi (628.14 km) |
| Cincinnati to Merrillville (Indiana) | 218.90 mi (352.28 km) |
| Cincinnati to Merritt Island (Florida) | 779.67 mi (1,254.75 km) |
| Cincinnati to Mesa (Arizona) | 1,560.34 mi (2,511.12 km) |
| Cincinnati to Mesquite (Nevada) | 1,614.56 mi (2,598.39 km) |
| Cincinnati to Mesquite (Texas) | 805.69 mi (1,296.64 km) |
| Cincinnati to Metairie (Louisiana) | 709.01 mi (1,141.04 km) |
| Cincinnati to Methuen Town (Massachusetts) | 737.09 mi (1,186.24 km) |
| Cincinnati to Metuchen (New Jersey) | 546.42 mi (879.38 km) |
| Cincinnati to Mexico (Missouri) | 394.52 mi (634.92 km) |
| Cincinnati to Miami (Florida) | 955.94 mi (1,538.44 km) |
| Cincinnati to Miami (Oklahoma) | 584.94 mi (941.37 km) |
| Cincinnati to Miami Beach (Florida) | 954.80 mi (1,536.60 km) |
| Cincinnati to Miami Gardens (Florida) | 944.77 mi (1,520.47 km) |
