EXHIBIT 11 CENTURYTEL, INC. COMPUTATIONS OF EARNINGS PER SHARE (UNAUDITED) Three months Six months ended June 30, ended June 30, - ------------------------------------------------------------------------------------------------- 2000 1999 2000 1999 - ------------------------------------------------------------------------------------------------- (Dollars, except per share amounts, and shares in thousands) Income (Numerator): Net income $ 57,845 53,462 107,129 114,567 Dividends applicable to preferred stock (99) (102) (199) (204) - ------------------------------------------------------------------------------------------------- Net income applicable to common stock 57,746 53,360 106,930 114,363 Dividends applicable to preferred stock 99 102 199 204 Interest on convertible securities, net of taxes 33 63 66 126 - ------------------------------------------------------------------------------------------------- Net income as adjusted for purposes of computing diluted earnings per share $ 57,878 53,525 107,195 114,693 ================================================================================================= Shares (Denominator): Weighted average number of shares: Outstanding during period 140,370 139,321 140,269 138,944 Employee Stock Ownership Plan shares not committed to be released (375) (469) (395) (489) - ------------------------------------------------------------------------------------------------- Number of shares for computing basic earnings per share 139,995 138,852 139,874 138,455 Incremental common shares attributable to dilutive securities: Conversion of convertible securities 707 1,019 707 1,019 Shares issuable under stock option plan 1,030 1,590 1,148 1,771 - ------------------------------------------------------------------------------------------------- Number of shares as adjusted for purposes of Computing diluted earnings per share 141,732 141,461 141,729 141,245 ================================================================================================= Basic earnings per share $ .41 .38 .76 .83 ================================================================================================= Diluted earnings per share $ .41 .38 .76 .81 =================================================================================================