| Pittsburgh to Ayamonte | 3,799.54 mi (6,114.77 km) |
| Pittsburgh to Azcoitia | 3,853.82 mi (6,202.13 km) |
| Pittsburgh to Azpeitia | 3,855.79 mi (6,205.30 km) |
| Pittsburgh to Azuqueca de Henares | 3,890.41 mi (6,261.01 km) |
| Pittsburgh to Badajoz | 3,767.22 mi (6,062.76 km) |
| Pittsburgh to Badalona | 4,115.42 mi (6,623.13 km) |
| Pittsburgh to Baena | 3,935.49 mi (6,333.56 km) |
| Pittsburgh to Baeza | 3,964.22 mi (6,379.79 km) |
| Pittsburgh to Bailen | 3,946.57 mi (6,351.39 km) |
| Pittsburgh to Balaguer | 4,038.86 mi (6,499.91 km) |
| Pittsburgh to Banolas | 4,116.51 mi (6,624.89 km) |
| Pittsburgh to Baranain | 3,894.59 mi (6,267.74 km) |
| Pittsburgh to Barbadanes | 3,621.97 mi (5,828.99 km) |
| Pittsburgh to Barbastro | 4,000.05 mi (6,437.46 km) |
| Pittsburgh to Barcelona | 4,114.57 mi (6,621.76 km) |
