This document provides instructions for shareholders of FirstEnergy Corp. to vote by telephone, internet, or mail in the company's annual shareholder meeting. Shareholders can vote 24 hours a day, 7 days a week by calling a toll-free number or accessing a website and following the prompts. Alternatively, shareholders can sign and mail their proxy card using the postage-paid envelope provided. The meeting will be held on May 20, 2008 to elect directors and vote on ratification of the independent accounting firm and six shareholder proposals.

1. VOTE BY TELEPHONE
c/o Corporate Election Services
P.O. Box 3200
Have your proxy card available when you call
Pittsburgh, PA 15230
Toll-Free 1-888-693-8683 using a touch-tone
phone and follow the simple instructions to
record your vote.
VOTE BY INTERNET
Have your proxy card available when you
access the Internet site www.cesvote.com and
follow the simple instructions to record your vote.
VOTE BY MAIL
Mark your choices, sign and date your proxy
card, and return it in the postage-paid
envelope provided or return it to: FirstEnergy
Corp., c/o Corporate Election Services, P.O.
Box 3200, Pittsburgh, PA 15230.
Vote by Telephone Vote by Internet Vote by Mail
Call Toll-Free using a Access the Internet site Return your proxy card
OR OR
touch-tone telephone: and cast your vote: in the postage-paid
envelope provided
1-888-693-8683 www.cesvote.com
Vote 24 hours a day, 7 days a week.
If you vote by telephone or Internet, please do not return your proxy card.
Your telephone or Internet vote must be received by 10:30 a.m. Eastern time
on Tuesday, May 20, 2008, to be counted in the final tabulation.
Please sign and date the proxy card below and fold and detach the card at the perforation before mailing.
This proxy card is solicited by the Board of Directors for the Annual Meeting of Shareholders to be
held at the John S. Knight Center, 77 E. Mill Street, Akron, Ohio, on Tuesday, May 20, 2008, at 10:30
a.m., Eastern time. When properly executed, your proxy card will be voted in the manner you direct;
and, if you do not specify your choices, your proxy card will be voted FOR Items 1 and 2 and AGAINST
Items 3 – 6.
The undersigned appoints Rhonda S. Ferguson and Edward J. Udovich as Proxies with the power to appoint their substitute; authorizes them
to represent and to vote, as directed on the reverse side, all the shares of common stock of FirstEnergy Corp. which the undersigned would be
entitled to vote if personally present at the Annual Meeting of Shareholders to be held on May 20, 2008, or at any adjournment; and authorizes
them to vote, at their discretion, on other business that properly may come before the meeting.
Dated: , 2008
Signature
Signature
Sign above as name(s) appear on this proxy card. If signing for
a corporation or partnership or as an agent, attorney or fiduciary,
indicate the capacity in which you are signing.
Please sign and mail promptly if you are not voting by telephone or Internet.

2. YOUR VOTE IS IMPORTANT
Regardless of whether you plan to attend the Annual Meeting of Shareholders, you
can be sure your shares are represented at the meeting by promptly voting by
telephone or Internet or by returning your proxy card in the enclosed envelope.
Please sign and date the proxy card below on the reverse side, and fold and detach the card at the perforation before mailing.
FIRSTENERGY CORP. PROXY CARD
Your Board of Directors recommends a vote FOR Items 1 and 2.
1. Election of eleven directors:
FOR all nominees listed below WITHHOLD AUTHORITY
(except as marked to the contrary below) to vote for all nominees listed below
Nominees: (01) Paul T. Addison (02) Anthony J. Alexander (03) Michael J. Anderson (04) Dr. Carol A. Cartwright
(05) William T. Cottle (06) Robert B. Heisler, Jr. (07) Ernest J. Novak, Jr. (08) Catherine A. Rein
(09) George M. Smart (10) Wes M. Taylor (11) Jesse T. Williams, Sr.
To withhold authority to vote for individual Nominee(s), write the name(s) or number(s) on the line below:
2. Ratification of independent registered public accounting firm FOR AGAINST ABSTAIN
Your Board of Directors recommends a vote AGAINST Items 3 – 6.
3. Shareholder proposal: Reduce the Percentage of Shareholders Required to Call Special FOR AGAINST ABSTAIN
Shareholder Meeting
4. Shareholder proposal: Establish Shareholder Proponent Engagement Process FOR AGAINST ABSTAIN
5. Shareholder proposal: Adopt Simple Majority Vote FOR AGAINST ABSTAIN
6. Shareholder proposal: Adopt a Majority Vote Standard for the Election of Directors FOR AGAINST ABSTAIN
Check this box if you consent to accessing, in the future, the annual report and proxy statement on the Internet (no paper copies).
SIGN THIS CARD ON THE REVERSE SIDE.