| Portsmouth to Plombieres | 307.43 mi (494.76 km) |
| Portsmouth to Pont-a-Celles | 239.06 mi (384.74 km) |
| Portsmouth to Poperinge | 166.41 mi (267.81 km) |
| Portsmouth to Profondeville | 262.91 mi (423.11 km) |
| Portsmouth to Putte | 249.63 mi (401.74 km) |
| Portsmouth to Puurs | 234.38 mi (377.20 km) |
| Portsmouth to Quaregnon | 218.64 mi (351.87 km) |
| Portsmouth to Raeren | 314.95 mi (506.86 km) |
| Portsmouth to Ranst | 246.55 mi (396.78 km) |
| Portsmouth to Ravels | 266.94 mi (429.59 km) |
| Portsmouth to Retie | 269.18 mi (433.21 km) |
| Portsmouth to Riemst | 291.96 mi (469.87 km) |
| Portsmouth to Rijkevorsel | 256.81 mi (413.29 km) |
| Portsmouth to Rixensart | 245.66 mi (395.36 km) |
| Portsmouth to Rochefort | 280.54 mi (451.48 km) |
