| Rio Grande City to Attleboro (Massachusetts) | 1,892.01 mi (3,044.90 km) |
| Rio Grande City to Atwater (California) | 1,480.17 mi (2,382.11 km) |
| Rio Grande City to Auburn (Alabama) | 908.83 mi (1,462.62 km) |
| Rio Grande City to Auburn (California) | 1,550.27 mi (2,494.92 km) |
| Rio Grande City to Auburn (Indiana) | 1,298.59 mi (2,089.89 km) |
| Rio Grande City to Auburn (Maine) | 2,006.57 mi (3,229.26 km) |
| Rio Grande City to Auburn (New York) | 1,695.22 mi (2,728.20 km) |
| Rio Grande City to Auburn (Washington) | 1,924.51 mi (3,097.21 km) |
| Rio Grande City to Auburn Hills (Michigan) | 1,427.93 mi (2,298.03 km) |
| Rio Grande City to Auburndale (Florida) | 1,051.40 mi (1,692.07 km) |
| Rio Grande City to Augusta (Georgia) | 1,111.64 mi (1,789.01 km) |
| Rio Grande City to Augusta (Maine) | 2,037.26 mi (3,278.65 km) |
| Rio Grande City to Aurora (Colorado) | 981.62 mi (1,579.76 km) |
| Rio Grande City to Aurora (Illinois) | 1,219.61 mi (1,962.76 km) |
| Rio Grande City to Aurora (Ohio) | 1,433.23 mi (2,306.57 km) |
