| Gloucester to Penne | 995.87 mi (1,602.69 km) |
| Gloucester to Pergine Valsugana | 729.15 mi (1,173.45 km) |
| Gloucester to Perugia | 909.36 mi (1,463.47 km) |
| Gloucester to Pesaro | 888.02 mi (1,429.14 km) |
| Gloucester to Pescantina | 741.31 mi (1,193.02 km) |
| Gloucester to Pescara | 1,005.67 mi (1,618.47 km) |
| Gloucester to Peschiera del Garda | 736.88 mi (1,185.90 km) |
| Gloucester to Pescia | 811.38 mi (1,305.80 km) |
| Gloucester to Petilia Policastro | 1,267.59 mi (2,039.99 km) |
| Gloucester to Piacenza | 720.36 mi (1,159.30 km) |
| Gloucester to Pianella | 1,003.06 mi (1,614.27 km) |
| Gloucester to Pianezza | 646.21 mi (1,039.97 km) |
| Gloucester to Pianiga | 784.60 mi (1,262.69 km) |
| Gloucester to Piano di Sorrento | 1,106.55 mi (1,780.82 km) |
| Gloucester to Pianoro | 809.74 mi (1,303.15 km) |
