EXHIBIT 11 CENTURYTEL, INC. COMPUTATIONS OF EARNINGS PER SHARE (UNAUDITED) Three months ended March 31, - ------------------------------------------------------------------------------ 1999 1998 - ------------------------------------------------------------------------------ (Dollars, except per share amounts, and shares in thousands) Income (Numerator): Net income $ 61,105 57,694 Dividends applicable to preferred stock (102) (102) - ----------------------------------------------------------------------------- Net income applicable to common stock 61,003 57,592 Dividends applicable to preferred stock 102 102 Interest on convertible securities, net of taxes 63 93 - ----------------------------------------------------------------------------- Net income as adjusted for purposes of computing diluted earnings per share $ 61,168 57,787 ============================================================================= Shares (Denominator)*: Weighted average number of shares: Outstanding during period 138,594 137,043 Employee Stock Ownership Plan shares not committed to be released (508) (601) - ----------------------------------------------------------------------------- Number of shares for computing basic earnings per share 138,086 136,442 Incremental common shares attributable to dilutive securities: Conversion of convertible securities 1,019 1,273 Shares issuable under stock option plan 1,923 1,661 - ----------------------------------------------------------------------------- Number of shares as adjusted for purposes of computing diluted earnings per share 141,028 139,376 ============================================================================= Basic earnings per share* $ .44 .42 ============================================================================= Diluted earnings per share* $ .43 .41 ============================================================================= * Reflects March 1999 stock split. See Note 4