| Middlesex to Attleboro (Massachusetts) | 191.09 mi (307.53 km) |
| Middlesex to Atwater (California) | 2,458.10 mi (3,955.93 km) |
| Middlesex to Auburn (Alabama) | 820.10 mi (1,319.83 km) |
| Middlesex to Auburn (California) | 2,448.40 mi (3,940.31 km) |
| Middlesex to Auburn (Indiana) | 553.00 mi (889.96 km) |
| Middlesex to Auburn (Maine) | 325.49 mi (523.83 km) |
| Middlesex to Auburn (New York) | 194.74 mi (313.41 km) |
| Middlesex to Auburn (Washington) | 2,380.23 mi (3,830.60 km) |
| Middlesex to Auburn Hills (Michigan) | 474.05 mi (762.91 km) |
| Middlesex to Auburndale (Florida) | 956.58 mi (1,539.47 km) |
| Middlesex to Augusta (Georgia) | 649.66 mi (1,045.53 km) |
| Middlesex to Augusta (Maine) | 355.67 mi (572.39 km) |
| Middlesex to Aurora (Colorado) | 1,589.59 mi (2,558.20 km) |
| Middlesex to Aurora (Illinois) | 721.09 mi (1,160.49 km) |
| Middlesex to Aurora (Ohio) | 360.70 mi (580.50 km) |
