<ARTICLE> 5 <CIK> 0001061566 <NAME> EARTHLINK NETWORK <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR YEAR <FISCAL-YEAR-END> DEC-31-1997 DEC-31-1996 DEC-31-1995 <PERIOD-START> JAN-01-1997 JAN-01-1996 JAN-01-1995 <PERIOD-END> DEC-31-1997 DEC-31-1996 DEC-31-1995 <CASH> 16,450 3,993 0 <SECURITIES> 0 0 0 <RECEIVABLES> 2,685 2,506 0 <ALLOWANCES> 165 781 0 <INVENTORY> 413 499 0 <CURRENT-ASSETS> 22,082 9,073 0 <PP&E> 36,166 21,637 0 <DEPRECIATION> 12,768 4,236 0 <TOTAL-ASSETS> 46,887 27,119 0 <CURRENT-LIABILITIES> 32,594 28,279 0 <BONDS> 0 0 0 <PREFERRED-MANDATORY> 0 14,013 0 <PREFERRED> 0 0 0 <COMMON> 112 60 0 <OTHER-SE> (21,321) 5,963 0 <TOTAL-LIABILITY-AND-EQUITY> 46,887 27,119 0 <SALES> 0 0 0 <TOTAL-REVENUES> 79,174 32,503 3,028 <CGS> 0 0 0 <TOTAL-COSTS> 41,375 21,161 1,404 <OTHER-EXPENSES> 66,253 41,600 7,642 <LOSS-PROVISION> 0 0 0 <INTEREST-EXPENSE> 2,099 1,041 136 <INCOME-PRETAX> (29,916) (31,149) (6,120) <INCOME-TAX> 0 0 0 <INCOME-CONTINUING> (29,916) (31,149) (6,120) <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> (29,916) (31,149) (6,120) <EPS-PRIMARY> (2.99) (5.13) (1.59) <EPS-DILUTED> (2.99) (5.13) (1.59)