| Cities | Distance |
|---|---|
| Boom to Heckmondwike | 312.34 mi (502.67 km) |
| Boom to Hednesford | 293.73 mi (472.71 km) |
| Boom to Helensburgh | 504.95 mi (812.64 km) |
| Boom to Hellesdon | 171.34 mi (275.75 km) |
| Boom to Helston | 427.80 mi (688.48 km) |
| Boom to Hemel Hempstead | 213.40 mi (343.43 km) |
| Boom to Hemsworth | 297.68 mi (479.06 km) |
| Boom to Hendon | 201.18 mi (323.77 km) |
| Boom to Henley on Thames | 229.69 mi (369.65 km) |
| Boom to Hereford | 311.37 mi (501.10 km) |
| Boom to Herne Bay | 141.43 mi (227.61 km) |
| Boom to Hersham | 207.19 mi (333.44 km) |
| Boom to Hertford | 197.61 mi (318.02 km) |
| Boom to Hessle | 272.30 mi (438.22 km) |
| Boom to Heswall | 351.88 mi (566.29 km) |