Support
Answers You Need Now
When our merchants have questions, Infintech has answers. Here you'll find the support info and links you need most.
Merchant Help Desk
Monday – Friday, 8 am – 5 pm EST
After-Hours – Reference 24/7 Merchant Help Desk Below
Processing Help
Processing questions? Locate your merchant ID, then follow this handy chart.
Merchant ID
If you have a merchant ID starting with 52 or 1-9, use the support information below:
24/7 Merchant Help Desk:
M-F 8 am - 5 pm EST: 800-621-8931
After Hours: 800-683-2289
Statement Questions:
Voice Authorization:
Online Merchant Account Access:
PCI Validation:
Chargeback Portal Response Center:
Merchant ID
If you have a merchant ID starting with 543 or 393, use the support information below:
24/7 Merchant Help Desk:
M-F 8 am - 5 pm EST: 800-621-8931
After Hours: 800-654-9256
Statement Questions:
Voice Authorization:
Online Merchant Account Access:
PCI Validation:
Chargeback Response Center:
- 800-654-9256 (Option 1 for Customer Service, Option 3 for Chargebacks)
- Chargeback Portal Info
Merchant ID
If you have a merchant ID starting with 434, 516, or 708, use the support information below:
24/7 Merchant Help Desk:
Merchant IDs starting with 434:
800-647-3722
Merchant IDs starting with 516:
800-228-0210
Merchant IDs starting with 708:
800-542-1894
Statement Questions:
Voice Authorization:
Merchant IDs starting with 434:
800-645-9120 (V/MC/DV) or
800-528-2121 (Amex)
Merchant IDs starting with 516:
800-228-1122 (V/MC/DV) or
800-528-2121 (Amex)
Merchant IDs starting with 708:
800-645-9120 (V/MC/DV) or
800-528-2121 (Amex)
Online Merchant Account Access:
PCI Validation:
Chargeback Response Center:
Gateway Help
Identify your gateway, and call for support.
PCI Compliance
Answers to your FAQs about security standards and merchant compliance.
Chargebacks
Tips to help minimize chargebacks and fraud.
More FAQs
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