▁reported ▁that ▁ 3 0 % ▁never ▁quoted ▁the ▁E ir code ▁when ▁giving ▁their ▁address , ▁ 3 2 % ▁did ▁so ▁only ▁" occ asion ally ," ▁ 2 2 % ▁" fre qu ently ," ▁and ▁ 1 2 % ▁" always ." . ▁In ▁contrast , ▁a ▁November ▁ 2 0 1 9 ▁survey ▁for ▁the ▁Department ▁of ▁Communic ations , ▁Cl imate ▁Action ▁and ▁Environment ▁claimed ▁" 9 4 ▁per ▁cent ▁of ▁people ▁are ▁using ▁E irc odes ," ▁although ▁the ▁last ▁survey ▁data ▁posted ▁by ▁e ir code ▁itself ▁shows ▁usage ▁levels ▁of ▁ 7 4 % ▁or ▁less . ▁ ▁Ge o Directory ▁Est ab lished ▁by ▁An ▁Post ▁and ▁the ▁Or dn ance ▁Survey ▁of ▁Ireland , ▁the ▁Ge od irectory , ▁is ▁a ▁database ▁of ▁every ▁building ▁in ▁the ▁Republic ▁of ▁Ireland . ▁The ▁database ▁contains ▁every ▁Post al ▁Address ▁in ▁Ireland , ▁a ▁corresponding ▁Geographic ▁Address , ▁the ▁District ▁Elect oral ▁Division ▁( a ▁grouping ▁of ▁addresses ▁useful ▁for ▁analysis ▁and ▁defining ▁catch ment ▁areas ▁of ▁services ), ▁a ▁system ▁address ▁reference ▁( not ▁in ▁use ▁by ▁individuals ), ▁and ▁the ▁location ▁coordinates . ▁It ▁is ▁available ▁for ▁commercial ▁use ▁and ▁has ▁been ▁used ▁by ▁several ▁commercial ▁companies ▁for ▁various ▁ge o - location ▁and ▁data ▁cle ans ing ▁purposes . ▁It ▁is ▁the ▁source ▁of ▁all ▁addresses ▁in ▁the ▁E ir code ▁EC AD ▁database . ▁ ▁It ▁is ▁also ▁used ▁by ▁Google ▁Maps ▁in ▁Ireland ▁to ▁identify ▁and ▁search ▁for ▁building