Exhibit 99(a)
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                 MCI COMMUNICATIONS CORPORATION AND SUBSIDIARIES
                             CAPITALIZATION SCHEDULE
                                  (In millions)
                                   (unaudited)

Set forth below is the capitalization of the company as of September 30, 1996:

Debt(a):
  Secured debt:
     Capital lease obligations............................              $   519
     Other secured obligations............................                   36
                                                                        -------
  Total secured debt......................................                  555
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  Unsecured debt:
     Senior Notes, net....................................                1,735
     Senior Debentures, net...............................                1,383
     Commercial paper borrowings..........................                  338
     Other unsecured debt.................................                  150
                                                                        -------
  Total unsecured debt....................................                3,606
                                                                        -------
Total debt................................................                4,161
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Company Obligated Mandatorily Redeemable Preferred
     Securities of Subsidiary Trust Holding Solely
     Junior Subordinated Deferrable Interest
     Debentures of the Company (b)........................                  750
                                                                        -------
Stockholders' equity:
     Class A common stock, $.10 par value, authorized
       500 million shares, issued 136 million shares......                   14
     Common stock, $.10 par value, authorized 2 billion
       shares, issued 593 million shares..................                   60
     Additional paid in capital...........................                6,366
     Retained earnings....................................                4,945
     Treasury stock, at cost, 44 million shares...........               (1,056)
                                                                        -------
Total stockholders' equity................................               10,329
                                                                        -------
Total capitalization......................................              $15,240
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(a)  For  additional   information   concerning  the  company's   capital  lease
obligations,  which are  obligations  of  subsidiaries  of the company  that are
guaranteed  by the  company,  and  for  additional  information  concerning  the
company's  long-term  debt,  see  Note  9 of  Notes  to  Consolidated  Financial
Statements  on  pages  22  through  24  of  the   company's   Annual  Report  to
Stockholders,  which is included in Exhibit 13 to the company's Annual Report on
Form 10-K for the year ended December 31, 1995.  Interest rates on capital lease
obligations, on a weighted average basis, approximated 9% per annum at September
30, 1996.

(b) On May 29, 1996, MCI Capital I, a wholly-owned  Delaware  statutory business
trust (Trust),  issued $750 million of 8% Cumulative  Quarterly Income Preferred
Securities, Series A (preferred securities) and $23 million in common securities
(Common Securities).  The company holds all of the outstanding Common Securities
of the Trust.  The Trust  exists for the sole  purpose of issuing the  preferred
securities  and investing  the proceeds in the company's 8% Junior  Subordinated
Deferrable Interest Debentures, Series A (Subordinated Debt Securities) due June
30, 2026.