| Gretna to Potenza Picena | 5,447.53 mi (8,766.96 km) |
| Gretna to Pozzallo | 5,743.80 mi (9,243.75 km) |
| Gretna to Pozzuoli | 5,560.76 mi (8,949.18 km) |
| Gretna to Prato | 5,320.64 mi (8,562.74 km) |
| Gretna to Preganziol | 5,310.94 mi (8,547.14 km) |
| Gretna to Priolo Gargallo | 5,743.25 mi (9,242.87 km) |
| Gretna to Priverno | 5,495.93 mi (8,844.85 km) |
| Gretna to Pulsano | 5,719.85 mi (9,205.20 km) |
| Gretna to Putignano | 5,691.87 mi (9,160.19 km) |
| Gretna to Qualiano | 5,558.62 mi (8,945.73 km) |
| Gretna to Quarrata | 5,316.83 mi (8,556.62 km) |
| Gretna to Quartu Sant'Elena | 5,390.17 mi (8,674.64 km) |
| Gretna to Quartucciu | 5,389.42 mi (8,673.44 km) |
| Gretna to Quattro Castella | 5,268.20 mi (8,478.35 km) |
| Gretna to Quinto di Treviso | 5,306.44 mi (8,539.89 km) |
