| Upminster to Alum Rock (California) | 5,368.78 mi (8,640.21 km) |
| Upminster to Alvin (Texas) | 4,878.74 mi (7,851.57 km) |
| Upminster to Amarillo (Texas) | 4,823.55 mi (7,762.76 km) |
| Upminster to Amelia (Ohio) | 3,961.59 mi (6,375.57 km) |
| Upminster to American Canyon (California) | 5,334.38 mi (8,584.86 km) |
| Upminster to American Fork (Utah) | 4,888.71 mi (7,867.62 km) |
| Upminster to Americus (Georgia) | 4,296.61 mi (6,914.72 km) |
| Upminster to Ames (Iowa) | 4,176.90 mi (6,722.08 km) |
| Upminster to Amherst (Ohio) | 3,773.89 mi (6,073.49 km) |
| Upminster to Ammon (Idaho) | 4,725.08 mi (7,604.28 km) |
| Upminster to Amsterdam (New York) | 3,387.72 mi (5,452.01 km) |
| Upminster to Anacortes (Washington) | 4,748.77 mi (7,642.41 km) |
| Upminster to Anaheim (California) | 5,450.23 mi (8,771.30 km) |
| Upminster to Anchorage (Alaska) | 4,467.99 mi (7,190.53 km) |
| Upminster to Anderson (California) | 5,203.40 mi (8,374.06 km) |
