| National City to Merriam (Kansas) | 1,325.28 mi (2,132.83 km) |
| National City to Merrick (New York) | 2,449.80 mi (3,942.57 km) |
| National City to Merrifield (Virginia) | 2,256.78 mi (3,631.94 km) |
| National City to Merrillville (Indiana) | 1,740.32 mi (2,800.77 km) |
| National City to Merritt Island (Florida) | 2,178.95 mi (3,506.68 km) |
| National City to Mesa (Arizona) | 315.75 mi (508.15 km) |
| National City to Mesquite (Nevada) | 331.74 mi (533.89 km) |
| National City to Mesquite (Texas) | 1,190.58 mi (1,916.06 km) |
| National City to Metairie (Louisiana) | 1,595.14 mi (2,567.13 km) |
| National City to Methuen Town (Massachusetts) | 2,570.49 mi (4,136.80 km) |
| National City to Metuchen (New Jersey) | 2,407.48 mi (3,874.46 km) |
| National City to Mexico (Missouri) | 1,475.68 mi (2,374.88 km) |
| National City to Miami (Florida) | 2,262.75 mi (3,641.55 km) |
| National City to Miami (Oklahoma) | 1,291.52 mi (2,078.50 km) |
| National City to Miami Beach (Florida) | 2,266.03 mi (3,646.83 km) |
