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
Secure Transport Link 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
Vital
24-Hour Customer Service and Support
1-800-847-2737
First Data Global Gateway
24-Hour Customer Service and Support
1-888-477-3611
e-Check Processing:
Cornerstone Credit Services Customer Support Department
Monday – Friday 8am to 5pm
1-907-770-8100
1-877-375-8100
