▁services ▁had ▁used ▁nine ▁digit ▁numbers ▁with ▁various ▁codes ▁such ▁as ▁ 0 4 0 2 , ▁ 0 6 4 5 , ▁and ▁ 0 8 9 8 ▁scattered ▁among ▁the ▁similar - looking ▁ge ographic ▁area ▁codes ▁such ▁as ▁ 0 3 8 4 , ▁ 0 5 6 2 ▁and ▁ 0 9 4 9 . ▁The ▁number ▁of ▁available ▁codes ▁for ▁new ▁services ▁was ▁quickly ▁dw ind ling . ▁In ▁ 1 9 9 5 , ▁Ph ONE day ▁partially ▁addressed ▁this ▁by ▁alter ing ▁all ▁ge ographic ▁area ▁codes ▁to ▁begin ▁ 0 1 , ▁free ing ▁up ▁hundreds ▁of ▁codes ▁beginning ▁ 0 2 ▁to ▁ 0 9 ▁for ▁other ▁uses . ▁Ex isting ▁mobile , ▁non - ge ographic ▁and ▁prem ium ▁rate ▁services ▁continued ▁as ▁before , ▁using ▁various ▁codes ▁from ▁ 0 2 ▁to ▁ 0 9 ▁and ▁with ▁nine - digit ▁numbers . ▁ ▁In ▁ 1 9 9 7 ▁and ▁ 1 9 9 8 , ▁mobile , ▁non - ge ographic ▁and ▁prem ium ▁rate ▁numbers ▁started ▁to ▁be ▁issued ▁with ▁ten ▁digits ▁and ▁using ▁only ▁specific ▁new ▁prefix es : ▁ 0 7 0 ▁for ▁personal ▁numbers , ▁ 0 7 6 ▁for ▁pag ers , ▁ 0 7 7 xx , ▁ 0 7 8 xx ▁and ▁ 0 7 9 xx ▁for ▁mob iles , ▁ 0 8 0 0 ▁and ▁ 0 8 0 8 ▁for ▁free phone , ▁ 0 8 4 5 ▁and ▁ 0