| Rio Grande City to Miami Gardens (Florida) | 1,151.57 mi (1,853.27 km) |
| Rio Grande City to Miami Lakes (Florida) | 1,146.91 mi (1,845.77 km) |
| Rio Grande City to Miami Shores (Florida) | 1,156.10 mi (1,860.56 km) |
| Rio Grande City to Miami Springs (Florida) | 1,149.54 mi (1,850.01 km) |
| Rio Grande City to Miamisburg (Ohio) | 1,241.21 mi (1,997.54 km) |
| Rio Grande City to Michigan City (Indiana) | 1,258.07 mi (2,024.67 km) |
| Rio Grande City to Middle Island (New York) | 1,783.49 mi (2,870.25 km) |
| Rio Grande City to Middle River (Maryland) | 1,571.30 mi (2,528.76 km) |
| Rio Grande City to Middle Valley (Tennessee) | 1,010.41 mi (1,626.10 km) |
| Rio Grande City to Middleburg (Florida) | 1,059.77 mi (1,705.54 km) |
| Rio Grande City to Middleburg Heights (Ohio) | 1,417.48 mi (2,281.22 km) |
| Rio Grande City to Middlesex (New Jersey) | 1,701.12 mi (2,737.69 km) |
| Rio Grande City to Middleton (Wisconsin) | 1,268.91 mi (2,042.11 km) |
| Rio Grande City to Middletown (Connecticut) | 1,817.43 mi (2,924.87 km) |
| Rio Grande City to Middletown (Delaware) | 1,608.00 mi (2,587.83 km) |
