| Pittsburgh to Bonhill | 3,443.71 mi (5,542.11 km) |
| Pittsburgh to Bonnyrigg | 3,500.23 mi (5,633.08 km) |
| Pittsburgh to Bootle | 3,555.24 mi (5,721.60 km) |
| Pittsburgh to Borehamwood | 3,704.80 mi (5,962.29 km) |
| Pittsburgh to Boscombe | 3,665.09 mi (5,898.40 km) |
| Pittsburgh to Boston | 3,681.83 mi (5,925.33 km) |
| Pittsburgh to Bottesford | 3,642.74 mi (5,862.42 km) |
| Pittsburgh to Bourne | 3,672.98 mi (5,911.09 km) |
| Pittsburgh to Bournemouth | 3,663.59 mi (5,895.98 km) |
| Pittsburgh to Bournville | 3,619.80 mi (5,825.50 km) |
| Pittsburgh to Bovingdon | 3,692.60 mi (5,942.67 km) |
| Pittsburgh to Bowdon | 3,581.08 mi (5,763.20 km) |
| Pittsburgh to Boxley | 3,746.50 mi (6,029.42 km) |
| Pittsburgh to Brackley | 3,660.65 mi (5,891.24 km) |
| Pittsburgh to Bracknell | 3,691.85 mi (5,941.46 km) |
