Customer Service Hours
Monday through Thursday, 6am to 7pm MT
Friday, 6am to 5pm MT
Live Chat with one of our Loan Specialists!
Servicemembers: (844) 255-8326
Email Address – *General Questions Only
Servicemember email: Servicemembers@mycornerstoneloan.org
*As email is an unsecured method of communication, we are only able to answer general questions. For account specific information, please contact us via secure Live Chat or call. DO NOT include personal information via email, such as Social Security Numbers.
CornerStone Education Loan Services
P.O. Box 145122 Salt Lake City, UT 84114-5122
U.S. Department of Education
PO Box 979133 St. Louis, MO 63197-9000
Washington State: https://www.wsac.wa.gov/loan-advocac