| Southborough to Penne | 880.00 mi (1,416.22 km) |
| Southborough to Pergine Valsugana | 611.25 mi (983.71 km) |
| Southborough to Perugia | 794.25 mi (1,278.23 km) |
| Southborough to Pesaro | 771.29 mi (1,241.28 km) |
| Southborough to Pescantina | 624.31 mi (1,004.72 km) |
| Southborough to Pescara | 889.50 mi (1,431.52 km) |
| Southborough to Peschiera del Garda | 620.10 mi (997.96 km) |
| Southborough to Pescia | 697.28 mi (1,122.16 km) |
| Southborough to Petilia Policastro | 1,152.66 mi (1,855.02 km) |
| Southborough to Piacenza | 605.49 mi (974.43 km) |
| Southborough to Pianella | 887.12 mi (1,427.69 km) |
| Southborough to Pianezza | 535.75 mi (862.21 km) |
| Southborough to Pianiga | 666.84 mi (1,073.18 km) |
| Southborough to Piano di Sorrento | 992.47 mi (1,597.23 km) |
| Southborough to Pianoro | 693.90 mi (1,116.73 km) |
