| Pittsburgh to Adel | 3,600.66 mi (5,794.71 km) |
| Pittsburgh to Adwick le Street | 3,622.23 mi (5,829.41 km) |
| Pittsburgh to Ainsdale | 3,549.81 mi (5,712.87 km) |
| Pittsburgh to Airdrie | 3,467.89 mi (5,581.02 km) |
| Pittsburgh to Aldenham | 3,701.15 mi (5,956.42 km) |
| Pittsburgh to Aldershot | 3,695.59 mi (5,947.48 km) |
| Pittsburgh to Aldridge | 3,616.35 mi (5,819.96 km) |
| Pittsburgh to Alfreton | 3,625.95 mi (5,835.40 km) |
| Pittsburgh to Allestree | 3,625.22 mi (5,834.23 km) |
| Pittsburgh to Alloa | 3,469.97 mi (5,584.38 km) |
| Pittsburgh to Almondbury | 3,599.20 mi (5,792.36 km) |
| Pittsburgh to Alsager | 3,589.81 mi (5,777.24 km) |
| Pittsburgh to Alton | 3,689.41 mi (5,937.53 km) |
| Pittsburgh to Altrincham | 3,581.35 mi (5,763.62 km) |
| Pittsburgh to Amblecote | 3,610.20 mi (5,810.06 km) |
