| Thornton to Merrick (New York) | 3,331.33 mi (5,361.26 km) |
| Thornton to Merrifield (Virginia) | 3,559.02 mi (5,727.69 km) |
| Thornton to Merrillville (Indiana) | 3,820.68 mi (6,148.79 km) |
| Thornton to Merritt Island (Florida) | 4,220.49 mi (6,792.23 km) |
| Thornton to Mesa (Arizona) | 5,109.05 mi (8,222.23 km) |
| Thornton to Mesquite (Nevada) | 4,995.55 mi (8,039.57 km) |
| Thornton to Mesquite (Texas) | 4,608.33 mi (7,416.39 km) |
| Thornton to Metairie (Louisiana) | 4,509.77 mi (7,257.78 km) |
| Thornton to Methuen Town (Massachusetts) | 3,145.28 mi (5,061.84 km) |
| Thornton to Metuchen (New Jersey) | 3,368.19 mi (5,420.58 km) |
| Thornton to Mexico (Missouri) | 4,102.58 mi (6,602.47 km) |
| Thornton to Miami (Florida) | 4,333.74 mi (6,974.48 km) |
| Thornton to Miami (Oklahoma) | 4,328.73 mi (6,966.42 km) |
| Thornton to Miami Beach (Florida) | 4,329.15 mi (6,967.09 km) |
| Thornton to Miami Gardens (Florida) | 4,326.71 mi (6,963.16 km) |
