Help Desk
Contacts and Hours of Operation.
CREDIT CARD PROCESSING:
Cornerstone Credit Services Customer Support Department Monday – Friday 8am to 5pm
1-907-770-8100
1-877-375-8100 (toll free)

Concord/EFS Credit Card Helpdesk
24-Hour Customer Service and Support
1-800-238-7675

First Data Helpdesk
24 - Hour Customer Service and Support
1-800-228-0210

EFSNet Helpdesk for Internet Processing / Virtual Terminal
24-Hour Customer Service and Support
1-877-399-4545

BuyPass Credit Card Helpdesk
24-Hour Customer Service and Support
1-800-733-3322

e-CHECK PROCESSING:
Cornerstone Credit Services Customer Support Department
Monday – Friday 8am to 5pm
1-907-770-8100
1-877-375-8100
Interested in Account Receivables Assistance? www.cornerstonecredit.net
Cornerstone Credit Services is a registered ISO/MSP of Wells Fargo Bank, N.A., Walnut Creek, CA. and BancorpSouth Bank, Tupelo, MS.