| Middlesbrough to Ansonia (Connecticut) | 3,290.60 mi (5,295.71 km) |
| Middlesbrough to Antelope (California) | 5,083.82 mi (8,181.61 km) |
| Middlesbrough to Anthem (Arizona) | 5,084.95 mi (8,183.43 km) |
| Middlesbrough to Antioch (California) | 5,139.54 mi (8,271.30 km) |
| Middlesbrough to Antioch (Illinois) | 3,798.79 mi (6,113.56 km) |
| Middlesbrough to Apache Junction (Arizona) | 5,092.09 mi (8,194.93 km) |
| Middlesbrough to Apex (North Carolina) | 3,785.84 mi (6,092.72 km) |
| Middlesbrough to Apollo Beach (Florida) | 4,333.48 mi (6,974.06 km) |
| Middlesbrough to Apopka (Florida) | 4,249.76 mi (6,839.33 km) |
| Middlesbrough to Apple Valley (California) | 5,206.45 mi (8,378.98 km) |
| Middlesbrough to Apple Valley (Minnesota) | 3,867.58 mi (6,224.26 km) |
| Middlesbrough to Appleton (Wisconsin) | 3,722.56 mi (5,990.89 km) |
| Middlesbrough to Arbutus (Maryland) | 3,529.31 mi (5,679.88 km) |
| Middlesbrough to Arcadia (California) | 5,255.11 mi (8,457.28 km) |
| Middlesbrough to Arcata (California) | 5,031.23 mi (8,096.99 km) |
