| Portsmouth to Geraardsbergen | 216.37 mi (348.22 km) |
| Portsmouth to Gerpinnes | 248.48 mi (399.89 km) |
| Portsmouth to Gistel | 177.99 mi (286.45 km) |
| Portsmouth to Gooik | 227.19 mi (365.62 km) |
| Portsmouth to Grez-Doiceau | 252.87 mi (406.96 km) |
| Portsmouth to Grimbergen | 238.64 mi (384.06 km) |
| Portsmouth to Grobbendonk | 253.75 mi (408.37 km) |
| Portsmouth to Haacht | 249.71 mi (401.86 km) |
| Portsmouth to Haaltert | 221.95 mi (357.20 km) |
| Portsmouth to Halen | 270.47 mi (435.28 km) |
| Portsmouth to Halle | 232.66 mi (374.42 km) |
| Portsmouth to Hamme | 228.03 mi (366.97 km) |
| Portsmouth to Hannut | 269.92 mi (434.39 km) |
| Portsmouth to Harelbeke | 192.03 mi (309.05 km) |
| Portsmouth to Hasselt | 280.24 mi (451.00 km) |
