| Pittsburgh to Amersham | 3,691.12 mi (5,940.28 km) |
| Pittsburgh to Amesbury | 3,656.39 mi (5,884.39 km) |
| Pittsburgh to Ammanford | 3,552.10 mi (5,716.55 km) |
| Pittsburgh to Ampthill | 3,686.85 mi (5,933.40 km) |
| Pittsburgh to Andover | 3,667.64 mi (5,902.50 km) |
| Pittsburgh to Annan | 3,512.01 mi (5,652.04 km) |
| Pittsburgh to Antrim | 3,404.92 mi (5,479.69 km) |
| Pittsburgh to Appleton | 3,574.70 mi (5,752.93 km) |
| Pittsburgh to Appley Bridge | 3,562.74 mi (5,733.68 km) |
| Pittsburgh to Arbroath | 3,505.81 mi (5,642.06 km) |
| Pittsburgh to Ardrossan | 3,440.92 mi (5,537.62 km) |
| Pittsburgh to Armadale | 3,477.42 mi (5,596.36 km) |
| Pittsburgh to Armthorpe | 3,628.43 mi (5,839.39 km) |
| Pittsburgh to Arnold | 3,637.99 mi (5,854.78 km) |
| Pittsburgh to Ascot | 3,695.18 mi (5,946.82 km) |
