EXHIBIT INDEX


Exhibit No.                Description of Document
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  4(a)    Amended  Articles of Incorporation  of FirstEnergy  Corp.  (physically
          filed  and  designated  in the  Registration  Statement  on  Form  S-4
          (Registration No. 333-21011) as Exhibit (3)-1).*

  4(b)    Amended Code of Regulations of FirstEnergy Corp. (physically filed and
          designated in the Registration Statement on Form S-4 (Registration No.
          333-21011) as Exhibit (3)-2).*

  4(c)    Form of Common Stock  Certificate  (physically filed and designated in
          the Registration  Statement on Form S-3/A (Registration No. 333-40063)
          as Exhibit 4(c)).*

  4(d)    Rights Agreement,  dated as of November 18, 1997, between  FirstEnergy
          Corp.  and  The  Bank  of New  York  and  form  of  Right  Certificate
          (physically  filed and  designated in the Current  Report on Form 8-K,
          dated November 18, 1997, as Exhibit 4.1).*

  4(e)    FirstEnergy Corp. Executive and Director  Incentive  Compensation Plan
          (physically  filed and  designated in the Company's Form 10-K for  the
          year ended December 31, 2001 as Exhibit 10-15).*

  5       Opinion of Leila L. Vespoli,  Esq.,  Senior Vice President and General
          Counsel for the Company,  as to the validity of the  securities  being
          registered. (x)

  15      Letter  of  PricewaterhouseCoopers  LLP  to the  Commission  regarding
          unaudited interim financial information. (x)

  23(a)   Consent of Leila L. Vespoli, Esq. (included in Exhibit 5).

  23(b)   Consent of Independent Public Accountants, Arthur Andersen LLP. (x)

  24      Power of Attorney (included on the signature page).

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*     Incorporated herein by reference.

(x)   Filed herewith.

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