EXHIBIT 12

                       CROWN CASTLE INTERNATIONAL CORP.
            COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES AND
       EARNINGS TO COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDENDS
                            (DOLLARS IN THOUSANDS)



                                                                            YEARS ENDED DECEMBER 31,
                                                    ----------------------------------------------------------------------
                                                     1998            1999          2000           2001             2002
                                                     ----            ----          ----           ----             ----
                                                                                                  
Computation of Earnings:
  Income (loss) before income taxes,
   minority interests and cumulative effect
   of change in accounting principle                $(35,747)       $(91,316)      $(203,819)     $(350,995)     $(262,743)
  Add:
    Fixed charges (as computed below)                 32,296         126,675         271,994        329,482        350,593
    Equity in losses (earnings) of
     unconsolidated affiliate                         (2,055)             --              --             --             --
                                                    --------        --------       ---------      ---------      ---------
                                                    $ (5,506)       $ 35,359       $  68,175      $ (21,513)     $  87,850
                                                    ========        ========       =========      =========      =========

Computation of Fixed Charges and Combined
 Fixed Charges and Preferred Stock
 Dividends:
  Interest expense                                  $ 11,179        $ 60,971       $ 160,291      $ 205,691      $ 208,003
  Amortization of deferred financing
   costs and discounts on long-term debt              17,910          49,937          81,003         91,753         94,567
  Interest component of operating lease
   expense                                             3,207          15,767          30,700         32,038         48,023
                                                    --------        --------       ---------      ---------      ---------
    Fixed charges                                     32,296         126,675         271,994        329,482        350,593
  Preferred stock dividends                            5,411          28,881          59,469         79,028        (19,638)
                                                    --------        --------       ---------      ---------      ---------
    Combined fixed charges and preferred
     stock dividends                                $ 37,707        $155,556       $ 331,463      $ 408,510      $ 330,955
                                                    ========        ========       =========      =========      =========
Ratio of Earnings to Fixed Charges                        --              --              --             --             --
                                                    ========        ========       =========      =========      =========
Deficiency of Earnings to Cover Fixed
 Charges                                            $ 37,802        $ 91,316       $ 203,819      $ 350,995      $ 262,743
                                                    ========        ========       =========      =========      =========
Ratio of Earnings to Combined Fixed
 Charges and Preferred Stock Dividends                    --              --              --             --             --
                                                    ========        ========       =========      =========      =========
Deficiency of Earnings to Cover Combined
 Fixed Charges and Preferred Stock
 Dividends                                          $ 43,213        $120,197       $ 263,288      $ 430,023      $ 243,105
                                                    ========        ========       =========      =========      =========