| Fort Thomas to Merrick (New York) | 587.67 mi (945.76 km) |
| Fort Thomas to Merrifield (Virginia) | 387.39 mi (623.45 km) |
| Fort Thomas to Merrillville (Indiana) | 223.99 mi (360.48 km) |
| Fort Thomas to Merritt Island (Florida) | 774.76 mi (1,246.86 km) |
| Fort Thomas to Mesa (Arizona) | 1,562.78 mi (2,515.05 km) |
| Fort Thomas to Mesquite (Nevada) | 1,617.74 mi (2,603.50 km) |
| Fort Thomas to Mesquite (Texas) | 806.16 mi (1,297.39 km) |
| Fort Thomas to Metairie (Louisiana) | 706.71 mi (1,137.35 km) |
| Fort Thomas to Methuen Town (Massachusetts) | 736.17 mi (1,184.75 km) |
| Fort Thomas to Metuchen (New Jersey) | 544.59 mi (876.44 km) |
| Fort Thomas to Mexico (Missouri) | 397.64 mi (639.93 km) |
| Fort Thomas to Miami (Florida) | 951.07 mi (1,530.59 km) |
| Fort Thomas to Miami (Oklahoma) | 586.90 mi (944.53 km) |
| Fort Thomas to Miami Beach (Florida) | 949.92 mi (1,528.74 km) |
| Fort Thomas to Miami Gardens (Florida) | 939.90 mi (1,512.62 km) |
