Repair Credit Rating

Question: I've got issue with my credit rating which I'd like to solve with a Credit Report agency. How to find one?
I think it the first step to start planning credit repairing and for that I've to find a reliable Credit Report agency?
Answer: Equifax Information Svc. LLC
P.O. Box 740341
Atlanta, GA 30374
800-685-1111
Experian
701 Experian Parkway
Allen TX 75103
888-379-3742
TransUnion, LLC
P. O. Box 1000
Chester, PA 19022
866-887-2673
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Make a list of what you want corrected and send each agency this letter:
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Dear Sir:
Please begin an investigation of the following items listed in my Credit Report that do not belong in my credit file:
1. Item 1 : .....
Reason for removal from Credit Report: .....
2. Item 2 : .....
Reason for removal from Credit Report: ....
Please update my Credit Report and send me a copy at the conclusion of your investigation.
Thank you for your help and prompt attention to this matter.
Best regards
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You can get free copies of your Credit Report from all three agencies by calling 1-877-322-8228
Credit Scores & Reports : How to Repair My Credit Rating