| Portsmouth to Kortenberg | 245.21 mi (394.62 km) |
| Portsmouth to Kortrijk | 190.03 mi (305.83 km) |
| Portsmouth to Kraainem | 241.92 mi (389.33 km) |
| Portsmouth to Kruibeke | 235.58 mi (379.14 km) |
| Portsmouth to Kuurne | 190.86 mi (307.16 km) |
| Portsmouth to La Bruyere | 258.69 mi (416.32 km) |
| Portsmouth to La Calamine | 309.77 mi (498.53 km) |
| Portsmouth to La Louviere | 232.10 mi (373.53 km) |
| Portsmouth to Laarne | 215.54 mi (346.88 km) |
| Portsmouth to Laeken | 237.48 mi (382.18 km) |
| Portsmouth to Lanaken | 293.84 mi (472.89 km) |
| Portsmouth to Landen | 269.44 mi (433.61 km) |
| Portsmouth to Lebbeke | 227.10 mi (365.48 km) |
| Portsmouth to Lede | 221.25 mi (356.07 km) |
| Portsmouth to Ledegem | 183.90 mi (295.97 km) |
