Subregions of Boom
Following direct parts of Boom have been played till now:
Sibling Regions of Boom
Other played regions in the hierarchy of Boom until now:
Unruled Sibling Regions to date: Aartselaar,
Edegem,
Essen,
Hemiksem,
Hove,
Kalmthout,
Kapellen,
Lint,
Mortsel,
Niel,
Rumst,
Schelle,
Stabroek,
Wijnegem,
Wommelgem,
Zandhoven,
Zwijndrecht.