| Middlesex to Abilene (Texas) | 1,502.91 mi (2,418.71 km) |
| Middlesex to Accokeek (Maryland) | 186.93 mi (300.84 km) |
| Middlesex to Acworth (Georgia) | 716.88 mi (1,153.71 km) |
| Middlesex to Ada (Oklahoma) | 1,272.93 mi (2,048.58 km) |
| Middlesex to Addison (Illinois) | 707.12 mi (1,138.00 km) |
| Middlesex to Addison (Texas) | 1,338.66 mi (2,154.36 km) |
| Middlesex to Adelanto (California) | 2,363.63 mi (3,803.89 km) |
| Middlesex to Adelphi (Maryland) | 170.04 mi (273.66 km) |
| Middlesex to Adrian (Michigan) | 503.96 mi (811.05 km) |
| Middlesex to Affton (Missouri) | 853.27 mi (1,373.21 km) |
| Middlesex to Agoura Hills (California) | 2,444.59 mi (3,934.19 km) |
| Middlesex to Aguadilla (Puerto Rico) | 1,590.47 mi (2,559.61 km) |
| Middlesex to Aiken (South Carolina) | 628.51 mi (1,011.49 km) |
| Middlesex to Akron (Ohio) | 368.62 mi (593.23 km) |
| Middlesex to Alabaster (Alabama) | 848.16 mi (1,364.98 km) |
