You may contact any of the three credit bureaus using their website or toll free phone numbers:
Equifax:
Customer Service 1 (800) 685-1111 or www.equifax.com
TransUnion:
Customer Service 1 (800) 916-8800 or www.transunion.com
Experian:
Customer Service 1 (888) 397-3742 or www.experian.com